/* ================================================================
   VANGUARD SOFT — Premium Corporate Website
   Ultra-modern, futuristic, Apple/Tesla inspired
   ================================================================ */

/* ----------------------------------------------------------------
   CSS CUSTOM PROPERTIES
   ---------------------------------------------------------------- */
:root {
    /* Colors — Dark editorial palette inspired by Anubi.io */
    --color-black:       #000000;
    --color-bg:          #0A0A0A;
    --color-bg-alt:      #111111;
    --color-surface:     #161616;
    --color-surface-alt: #1A1A1A;
    --color-border:      rgba(255, 255, 255, 0.08);
    --color-border-light:rgba(255, 255, 255, 0.05);
    --color-gray-dark:   #555555;
    --color-gray:        #777777;
    --color-gray-light:  #999999;
    --color-white:       #FFFFFF;
    --color-white-soft:  #F0F0F0;

    /* Text hierarchy */
    --color-text-primary:   #F0F0F0;
    --color-text-secondary: #FFFFFF;
    --color-text-tertiary:  #FFFFFF;
    --color-text-quaternary:#FFFFFF;

    /* Accent — refined blue for premium feel */
    --color-accent:      #4A90D9;
    --color-accent-dark: #3A7BC8;
    --color-accent-rgb:  74, 144, 217;

    /* Gradients — premium blue-lighter blue */
    --gradient-accent:   linear-gradient(135deg, #E8EDF2 0%, #4A90D9 50%, #5A9FE6 100%);
    --gradient-accent-h: linear-gradient(90deg, #E8EDF2 0%, #4A90D9 50%, #5A9FE6 100%);
    --gradient-glow:     radial-gradient(circle, rgba(74, 144, 217, 0.06) 0%, transparent 70%);

    /* Typography */
    --font-family:       'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    /* Sizing */
    --container-max:     1200px;
    --container-padding: 24px;
    --section-padding:   80px;
    --navbar-height:     72px;

    /* Transitions */
    --ease-out-expo:     cubic-bezier(0.16, 1, 0.3, 1);
    --ease-out-quart:    cubic-bezier(0.25, 1, 0.5, 1);
    --transition-fast:   0.2s var(--ease-out-quart);
    --transition-medium: 0.4s var(--ease-out-expo);
    --transition-slow:   0.8s var(--ease-out-expo);

    /* Border Radius */
    --radius-sm:  8px;
    --radius-md:  12px;
    --radius-lg:  16px;
    --radius-xl:  24px;
}

/* ----------------------------------------------------------------
   RESET & BASE
   ---------------------------------------------------------------- */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    scroll-padding-top: var(--navbar-height);
}

body {
    font-family: var(--font-family);
    background: #000000;
    background-image:
        /* Primary top-left corner glow — intense, luxurious, off-screen source */
        radial-gradient(ellipse 190% 190% at -5% -8%,
            rgba(215, 230, 255, 0.52) 0%,
            rgba(160, 205, 245, 0.30) 15%,
            rgba(74, 144, 217, 0.18) 30%,
            rgba(40, 75, 140, 0.07) 45%,
            transparent 62%),
        /* Secondary bloom — warmth diffusion */
        radial-gradient(ellipse 260% 170% at 12% 10%,
            rgba(74, 144, 217, 0.16) 0%,
            rgba(50, 100, 180, 0.08) 25%,
            transparent 50%),
        /* Bottom ambient glow — bleeds upward into footer zone */
        radial-gradient(ellipse 180% 110% at 50% 112%,
            rgba(180, 215, 255, 0.36) 0%,
            rgba(74, 144, 217, 0.20) 20%,
            rgba(40, 70, 140, 0.07) 40%,
            transparent 62%);
    background-attachment: fixed;
    color: var(--color-text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

body.no-scroll {
    overflow: hidden;
}

a {
    color: inherit;
    text-decoration: none;
}

img {
    max-width: 100%;
    display: block;
}

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
    color: inherit;
}

ul, ol {
    list-style: none;
}

input, textarea {
    font-family: inherit;
    font-size: inherit;
}

::selection {
    background: rgba(255, 255, 255, 0.15);
    color: #FFFFFF;
}

/* ----------------------------------------------------------------
   UTILITY
   ---------------------------------------------------------------- */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.section {
    padding: var(--section-padding) 0;
    position: relative;
}

.text--gradient {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Reveal animation base */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s var(--ease-out-expo), transform 0.8s var(--ease-out-expo);
}

.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Section common styles */
.section__header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 32px;
}

.section__label {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 4px;
    color: #7EB4E8;
    margin-bottom: 12px;
}

.section__title {
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.03em;
    margin-bottom: 12px;
}

.section__desc {
    font-size: 1rem;
    color: var(--color-text-tertiary);
    line-height: 1.65;
    max-width: 600px;
    margin: 0 auto;
}

/* ----------------------------------------------------------------
   LOADER
   ---------------------------------------------------------------- */
.loader {
    position: fixed;
    inset: 0;
    z-index: 10000;
    background: #0A0A0A;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.6s ease, visibility 0.6s ease;
}

.loader.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.loader__content {
    width: min(92vw, 320px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.loader__logo {
    width: clamp(140px, 24vw, 220px);
    height: auto;
    margin-inline: auto;
    margin-bottom: 24px;
    animation: loaderPulse 1.5s ease-in-out infinite;
}

.loader__logo img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: contain;
}

@keyframes loaderPulse {
    0%, 100% { opacity: 0.5; transform: scale(0.95); }
    50% { opacity: 1; transform: scale(1); }
}

.loader__bar {
    width: 200px;
    height: 2px;
    margin-inline: auto;
    background: var(--color-border);
    border-radius: 2px;
    overflow: hidden;
}

.loader__progress {
    height: 100%;
    width: 0%;
    background: var(--gradient-accent-h);
    border-radius: 2px;
    animation: loaderProgress 1.8s var(--ease-out-expo) forwards;
}

@keyframes loaderProgress {
    to { width: 100%; }
}

/* ----------------------------------------------------------------
   CURSOR GLOW
   ---------------------------------------------------------------- */
.cursor-glow {
    position: fixed;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    pointer-events: none;
    z-index: 9998;
    background: radial-gradient(circle, rgba(74, 144, 217, 0.03) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    transition: opacity 0.3s ease;
    opacity: 0;
}

.cursor-glow.visible {
    opacity: 1;
}

/* ----------------------------------------------------------------
   NAVBAR
   ---------------------------------------------------------------- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: var(--navbar-height);
    display: flex;
    align-items: center;
    transition: background var(--transition-fast), 
                box-shadow var(--transition-fast),
                backdrop-filter var(--transition-fast);
}

.navbar.scrolled {
    background: rgba(6, 10, 18, 0.8);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    box-shadow: 0 1px 0 rgba(74, 144, 217, 0.06);
}

.navbar__container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.navbar__brand {
    display: flex;
    align-items: center;
    gap: 10px;
    z-index: 1001;
}

.navbar__logo {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 0;
    background: transparent;
}

.navbar__logo img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: contain;
}

.navbar__name {
    font-size: 1.15rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: #F0F0F0;
}

.navbar__name--accent {
    color: #7EB4E8;
}

.navbar__links {
    display: flex;
    align-items: center;
    gap: 8px;
}

.navbar__link {
    padding: 8px 16px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    border-radius: var(--radius-sm);
    transition: color var(--transition-fast), background var(--transition-fast);
    position: relative;
}

.navbar__link:hover {
    color: #FFFFFF;
    background: rgba(255, 255, 255, 0.06);
}

.navbar__link--cta {
    background: linear-gradient(135deg, #4A90D9, #3A6FB5);
    color: #FFFFFF !important;
    font-weight: 600;
    padding: 8px 20px;
}

.navbar__link--cta:hover {
    background: linear-gradient(135deg, #5A9DE6, #4A90D9) !important;
}

/* Hamburger */
.navbar__toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    z-index: 1001;
    padding: 8px;
}

.navbar__toggle span {
    width: 22px;
    height: 2px;
    background: #F0F0F0;
    border-radius: 2px;
    transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.navbar__toggle.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.navbar__toggle.active span:nth-child(2) {
    opacity: 0;
}

.navbar__toggle.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Mobile menu */
.mobile-menu {
    position: fixed;
    inset: 0;
    z-index: 999;
    background: rgba(10, 10, 10, 0.97);
    backdrop-filter: blur(40px);
    -webkit-backdrop-filter: blur(40px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease, visibility 0.4s ease;
}

.mobile-menu.open {
    opacity: 1;
    visibility: visible;
}

.mobile-menu__links {
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.mobile-menu__link {
    font-size: 1.8rem;
    font-weight: 700;
    padding: 12px 24px;
    border-radius: var(--radius-md);
    transition: color var(--transition-fast);
    color: var(--color-text-secondary);
    display: block;
}

.mobile-menu__link:hover {
    color: var(--color-text-primary);
}

.mobile-menu__link--cta {
    color: #7EB4E8;
}

/* ----------------------------------------------------------------
   HERO
   ---------------------------------------------------------------- */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding: 120px 0 80px;
    background: transparent;
}

.hero__particles {
    position: absolute;
    inset: 0;
    z-index: 1;
}

.hero__grid-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.06) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at 50% 50%, black 20%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at 50% 50%, black 20%, transparent 70%);
}

.hero__content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    border-radius: 100px;
    background: rgba(74, 144, 217, 0.08);
    border: 1px solid rgba(74, 144, 217, 0.2);
    font-size: 0.7rem;
    font-weight: 600;
    color: #7EB4E8;
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 32px;
}

.hero__badge-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #4A90D9;
    animation: dotPulse 2s ease-in-out infinite;
}

@keyframes dotPulse {
    0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(74, 144, 217, 0.4); }
    50% { opacity: 0.6; box-shadow: 0 0 0 6px rgba(74, 144, 217, 0); }
}

.hero__title {
    font-size: clamp(2.8rem, 8vw, 5.5rem);
    font-weight: 900;
    line-height: 1.05;
    letter-spacing: -0.04em;
    margin-bottom: 24px;
}

.hero__title--gradient {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero__subtitle {
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    color: var(--color-text-tertiary);
    max-width: 600px;
    margin: 0 auto 40px;
    line-height: 1.7;
}

.hero__actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 60px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 100px;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.btn--primary {
    background: linear-gradient(135deg, #4A90D9, #3A6FB5);
    color: #FFFFFF;
    box-shadow: 0 4px 24px rgba(74, 144, 217, 0.3);
}

.btn--primary:hover {
    background: linear-gradient(135deg, #5A9DE6, #4A90D9);
    box-shadow: 0 8px 36px rgba(74, 144, 217, 0.4);
    transform: translateY(-2px);
}

.btn--ghost {
    background: transparent;
    color: #E0E8F0;
    border: 1px solid rgba(74, 144, 217, 0.25);
}

.btn--ghost:hover {
    background: rgba(74, 144, 217, 0.08);
    border-color: rgba(74, 144, 217, 0.45);
    transform: translateY(-2px);
}

.btn--lg {
    padding: 18px 40px;
    font-size: 1.05rem;
}

.btn--full {
    width: 100%;
    justify-content: center;
}

.btn__arrow {
    transition: transform var(--transition-fast);
}

.btn:hover .btn__arrow {
    transform: translateX(4px);
}

.btn__loader {
    display: none;
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255,255,255,0.4);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

.btn.loading .btn__text { opacity: 0.5; }
.btn.loading .btn__loader { display: inline-block; }
.btn.loading .btn__arrow { display: none; }

@keyframes spin { to { transform: rotate(360deg); } }

/* Hero stats */
.hero__stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
}

.hero__stat {
    text-align: center;
}

.hero__stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero__stat-symbol {
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero__stat-label {
    display: block;
    font-size: 0.8rem;
    color: var(--color-text-tertiary);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-top: 4px;
}

.hero__stat-divider {
    width: 1px;
    height: 40px;
    background: var(--color-border);
}

/* Scroll indicator */
.hero__scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.hero__scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, rgba(74, 144, 217, 0.5), transparent);
    animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
    0% { opacity: 0; transform: scaleY(0); transform-origin: top; }
    50% { opacity: 1; transform: scaleY(1); transform-origin: top; }
    51% { transform-origin: bottom; }
    100% { opacity: 0; transform: scaleY(0); transform-origin: bottom; }
}

/* ----------------------------------------------------------------
   ABOUT
   ---------------------------------------------------------------- */
.about__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 56px;
    align-items: center;
}

.about__visual {
    position: relative;
}

.about__card-stack {
    position: relative;
    height: 260px;
}

.about__card {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 22px;
    background: rgba(14, 20, 32, 0.7);
    border: 1px solid rgba(74, 144, 217, 0.1);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(16px);
    font-size: 0.88rem;
    font-weight: 500;
    transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

.about__card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(0,0,0,0.3),
                0 0 40px rgba(74, 144, 217, 0.05);
}

.about__card-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    background: rgba(74, 144, 217, 0.1);
    color: #7EB4E8;
    flex-shrink: 0;
}

.about__card--1 {
    top: 20px;
    left: 10%;
    animation: floatCard1 6s ease-in-out infinite;
}

.about__card--2 {
    top: 95px;
    right: 5%;
    animation: floatCard2 7s ease-in-out infinite;
}

.about__card--3 {
    bottom: 10px;
    left: 15%;
    animation: floatCard3 5s ease-in-out infinite;
}

@keyframes floatCard1 {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-12px); }
}

@keyframes floatCard2 {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-16px); }
}

@keyframes floatCard3 {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

.about__content {
    max-width: 540px;
}

.about__text {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: 12px;
}

.about__highlights {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 16px;
}

.about__highlight {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    font-weight: 500;
    padding: 8px 14px;
    background: rgba(74, 144, 217, 0.05);
    border: 1px solid rgba(74, 144, 217, 0.12);
    border-radius: 100px;
}

.about__highlight-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: rgba(74, 144, 217, 0.1);
    color: #7EB4E8;
    flex-shrink: 0;
}

/* ----------------------------------------------------------------
   SERVICES
   ---------------------------------------------------------------- */
.services {
    background: rgba(10, 16, 28, 0.6);
    backdrop-filter: blur(2px);
}

.services__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.service-card {
    position: relative;
    padding: 32px 28px;
    background: rgba(14, 20, 32, 0.65);
    border: 1px solid rgba(74, 144, 217, 0.08);
    border-radius: var(--radius-xl);
    overflow: hidden;
    backdrop-filter: blur(12px);
    transition: transform var(--transition-medium), 
                border-color var(--transition-medium),
                box-shadow var(--transition-medium);
    cursor: default;
}

.service-card:hover {
    transform: translateY(-8px);
    border-color: rgba(74, 144, 217, 0.2);
    box-shadow: 0 20px 60px rgba(0,0,0,0.4),
                0 0 60px rgba(74, 144, 217, 0.05);
}

.service-card__glow {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--gradient-accent-h);
    opacity: 0;
    transition: opacity var(--transition-medium);
}

.service-card:hover .service-card__glow {
    opacity: 1;
}

.service-card__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    border-radius: var(--radius-lg);
    background: rgba(74, 144, 217, 0.08);
    color: #7EB4E8;
    margin-bottom: 20px;
    transition: background var(--transition-fast);
}

.service-card:hover .service-card__icon {
    background: rgba(74, 144, 217, 0.15);
}

.service-card__title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 12px;
    letter-spacing: -0.02em;
}

.service-card__desc {
    font-size: 0.92rem;
    color: var(--color-text-tertiary);
    line-height: 1.7;
    margin-bottom: 20px;
}

.service-card__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tag {
    padding: 4px 12px;
    font-size: 0.75rem;
    font-weight: 500;
    background: rgba(74, 144, 217, 0.06);
    color: #7EB4E8;
    border-radius: 100px;
    border: 1px solid rgba(74, 144, 217, 0.12);
}

.service-card__arrow {
    position: absolute;
    top: 32px;
    right: 32px;
    color: #FFFFFF;
    transition: color var(--transition-fast), transform var(--transition-fast);
}

.service-card:hover .service-card__arrow {
    color: #F0F0F0;
    transform: translate(4px, -4px);
}

/* Featured service card spans 2 columns on last row */
.service-card--featured {
    grid-column: span 2;
    background: linear-gradient(135deg, rgba(14, 20, 32, 0.7) 0%, rgba(74, 144, 217, 0.05) 100%);
    border-color: rgba(74, 144, 217, 0.12);
}

/* ----------------------------------------------------------------
   PORTFOLIO
   ---------------------------------------------------------------- */
.portfolio__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.portfolio-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: transform var(--transition-medium),
                box-shadow var(--transition-medium),
                border-color var(--transition-medium);
}

.portfolio-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 30px 80px rgba(0,0,0,0.08);
    border-color: rgba(var(--color-accent-rgb), 0.2);
}

.portfolio-card__preview {
    padding: 32px;
    background: var(--color-bg-alt);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 240px;
}

.portfolio-card__info {
    padding: 28px 32px;
}

.portfolio-card__category {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--color-accent);
    display: block;
    margin-bottom: 8px;
}

.portfolio-card__title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 8px;
    letter-spacing: -0.02em;
}

.portfolio-card__desc {
    font-size: 0.9rem;
    color: var(--color-text-tertiary);
    line-height: 1.6;
}

/* Mockup: Browser */
.mockup__browser {
    width: 100%;
    max-width: 280px;
    background: var(--color-surface);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    overflow: hidden;
    transition: transform var(--transition-medium);
}

.portfolio-card:hover .mockup__browser {
    transform: scale(1.02);
}

.mockup__dots {
    display: flex;
    gap: 6px;
    padding: 10px 14px;
    border-bottom: 1px solid var(--color-border);
}

.mockup__dots span {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-border);
}

.mockup__dots span:first-child { background: #FF5F56; }
.mockup__dots span:nth-child(2) { background: #FFBD2E; }
.mockup__dots span:last-child { background: #27CA40; }

.mockup__content {
    padding: 16px;
}

.mockup__header-bar {
    width: 60%;
    height: 8px;
    background: var(--color-border);
    border-radius: 4px;
    margin-bottom: 12px;
}

.mockup__hero-block {
    width: 100%;
    height: 60px;
    background: linear-gradient(135deg, rgba(var(--color-accent-rgb), 0.15), rgba(var(--color-accent-rgb), 0.05));
    border-radius: var(--radius-sm);
    margin-bottom: 12px;
}

.mockup__grid-blocks {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
}

.mockup__grid-blocks div {
    height: 40px;
    background: var(--color-border);
    border-radius: 4px;
}

/* Mockup: Phone */
.mockup__phone {
    width: 140px;
    background: var(--color-surface);
    border-radius: 20px;
    border: 2px solid var(--color-border);
    padding: 8px;
    transition: transform var(--transition-medium);
}

.portfolio-card:hover .mockup__phone {
    transform: scale(1.02);
}

.mockup__notch {
    width: 60px;
    height: 6px;
    background: var(--color-border);
    border-radius: 10px;
    margin: 4px auto 12px;
}

.mockup__phone-content {
    padding: 0 4px;
}

.mockup__app-header {
    height: 24px;
    background: linear-gradient(90deg, rgba(var(--color-accent-rgb), 0.2), rgba(var(--color-accent-rgb), 0.05));
    border-radius: 6px;
    margin-bottom: 10px;
}

.mockup__app-cards {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 16px;
}

.mockup__app-cards div {
    height: 48px;
    background: var(--color-border);
    border-radius: 8px;
}

.mockup__app-nav {
    display: flex;
    gap: 4px;
    justify-content: center;
    padding: 8px 0;
}

.mockup__app-nav div {
    width: 20px;
    height: 4px;
    background: var(--color-border);
    border-radius: 2px;
}

/* Mockup: Dashboard */
.mockup__dashboard {
    display: flex;
    gap: 8px;
    height: 140px;
}

.mockup__sidebar {
    width: 50px;
    background: var(--color-border);
    border-radius: 6px;
    flex-shrink: 0;
}

.mockup__main {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.mockup__chart {
    flex: 1;
    background: linear-gradient(180deg, rgba(var(--color-accent-rgb), 0.15), rgba(var(--color-accent-rgb), 0.02));
    border-radius: 6px;
}

.mockup__table-rows {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.mockup__table-rows div {
    height: 10px;
    background: var(--color-border);
    border-radius: 3px;
}

.mockup__table-rows div:nth-child(2) { width: 80%; }
.mockup__table-rows div:nth-child(3) { width: 60%; }

/* ----------------------------------------------------------------
   TECHNOLOGIES
   ---------------------------------------------------------------- */
.tech {
    background: var(--color-bg-alt);
}

.tech__categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.tech__category {
    padding: 32px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
}

.tech__category-title {
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--color-text-tertiary);
    margin-bottom: 20px;
}

.tech__chips {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.tech-chip {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    background: rgba(var(--color-accent-rgb), 0.04);
    border: 1px solid var(--color-border);
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 500;
    transition: all var(--transition-fast);
    cursor: default;
}

.tech-chip:hover {
    background: rgba(var(--color-accent-rgb), 0.1);
    border-color: rgba(var(--color-accent-rgb), 0.3);
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(var(--color-accent-rgb), 0.1);
}

.tech-chip__icon {
    font-size: 1rem;
}

/* ----------------------------------------------------------------
   DIFFERENTIATORS
   ---------------------------------------------------------------- */
.diff__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.diff-card {
    position: relative;
    padding: 32px 24px;
    background: rgba(14, 20, 32, 0.65);
    border: 1px solid rgba(74, 144, 217, 0.08);
    border-radius: var(--radius-xl);
    text-align: center;
    overflow: hidden;
    backdrop-filter: blur(12px);
    transition: transform var(--transition-medium),
                border-color var(--transition-medium),
                box-shadow var(--transition-medium);
}

.diff-card:hover {
    transform: translateY(-6px);
    border-color: rgba(74, 144, 217, 0.2);
    box-shadow: 0 20px 60px rgba(0,0,0,0.4),
                0 0 60px rgba(74, 144, 217, 0.05);
}

.diff-card__number {
    position: absolute;
    top: 16px;
    right: 20px;
    font-size: 4rem;
    font-weight: 900;
    color: rgba(126, 180, 232, 0.16);
    line-height: 1;
}

.diff-card__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: rgba(74, 144, 217, 0.06);
    color: #7EB4E8;
    margin: 0 auto 16px;
    transition: background var(--transition-fast), transform var(--transition-fast);
}

.diff-card:hover .diff-card__icon {
    background: rgba(74, 144, 217, 0.12);
    transform: scale(1.05);
}

.diff-card__title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 12px;
    letter-spacing: -0.02em;
}

.diff-card__desc {
    font-size: 0.88rem;
    color: var(--color-text-tertiary);
    line-height: 1.7;
}

/* ----------------------------------------------------------------
   CTA
   ---------------------------------------------------------------- */
.cta {
    position: relative;
    overflow: hidden;
    background: rgba(8, 12, 24, 0.5);
}

.cta__bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    overflow: hidden;
}

.cta__orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
}

.cta__orb--1 {
    width: 500px;
    height: 500px;
    background: rgba(74, 144, 217, 0.06);
    top: -200px;
    left: -100px;
}

.cta__orb--2 {
    width: 400px;
    height: 400px;
    background: rgba(30, 60, 120, 0.05);
    bottom: -200px;
    right: -100px;
}

.cta__content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta__title {
    font-size: clamp(2.2rem, 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.03em;
    margin-bottom: 20px;
}

.cta__desc {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: 40px;
    max-width: 550px;
    margin-left: auto;
    margin-right: auto;
}

/* ----------------------------------------------------------------
   CONTACT
   ---------------------------------------------------------------- */
.contact__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 56px;
    align-items: start;
}

.contact__text {
    font-size: 1.05rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: 32px;
}

.contact__details {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.contact__detail {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.95rem;
    color: var(--color-text-secondary);
}

.contact__detail-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(74, 144, 217, 0.08);
    color: #7EB4E8;
    flex-shrink: 0;
}

/* Form */
.contact__form-wrapper {
    padding: 24px;
    background: rgba(14, 20, 32, 0.7);
    border: 2px solid rgba(74, 144, 217, 0.15);
    border-radius: var(--radius-xl);
    backdrop-filter: blur(16px);
    box-shadow: 0 4px 40px rgba(0,0,0,0.3);
    position: relative;
    --glow-x: 50%;
    --glow-y: 50%;
    transition: border-color 0.45s ease, box-shadow 0.45s ease;
}

.contact__form-wrapper::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--radius-xl);
    background: radial-gradient(520px circle at var(--glow-x) var(--glow-y), rgba(126, 180, 232, 0.22), rgba(74, 144, 217, 0.10) 38%, transparent 72%);
    opacity: 0;
    transition: opacity 0.85s ease;
    pointer-events: none;
    z-index: -1;
}

.contact__form-wrapper > * {
    position: relative;
}

.contact__form-wrapper:hover {
    border-color: rgba(74, 144, 217, 0.3);
    box-shadow: 0 0 44px rgba(74, 144, 217, 0.24), 0 4px 40px rgba(0,0,0,0.3);
}

.contact__form-wrapper.is-glowing::before {
    opacity: 1;
}

.form-group {
    margin-bottom: 12px;
}

.form-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-text-secondary);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.form-input {
    width: 100%;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(74, 144, 217, 0.1);
    border-radius: var(--radius-md);
    color: var(--color-text-primary);
    font-size: 0.95rem;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    outline: none;
}

.form-input::placeholder {
    color: rgba(255, 255, 255, 0.58);
}

.form-input:focus {
    border-color: rgba(74, 144, 217, 0.4);
    box-shadow: 0 0 0 3px rgba(74, 144, 217, 0.08);
}

.form-input.error {
    border-color: #FF4D4D;
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.form-error {
    display: block;
    font-size: 0.8rem;
    color: #FF4D4D;
    margin-top: 6px;
    min-height: 18px;
}

.form-success {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    margin-top: 16px;
    background: rgba(39, 202, 64, 0.08);
    border: 1px solid rgba(39, 202, 64, 0.2);
    border-radius: var(--radius-md);
    color: #27CA40;
    font-size: 0.92rem;
    font-weight: 500;
    animation: slideInUp 0.4s var(--ease-out-expo);
}

.form-success[hidden] {
    display: none !important;
}

/* ----------------------------------------------------------------
   FOOTER
   ---------------------------------------------------------------- */
.footer {
    padding: 80px 0 40px;
    border-top: 1px solid rgba(74, 144, 217, 0.10);
    background: rgba(3, 5, 10, 0.45);
    backdrop-filter: blur(12px) saturate(140%);
    -webkit-backdrop-filter: blur(12px) saturate(140%);
    color: #F0F0F0;
}

.footer__grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 60px;
}

.footer__tagline {
    font-size: 0.92rem;
    color: #FFFFFF;
    line-height: 1.7;
    margin-top: 16px;
    max-width: 320px;
}

/* Override logo/name colors inside dark footer */
.footer .navbar__logo {
    background: transparent;
}

.footer .navbar__name {
    color: #F0F0F0;
}

.footer .navbar__name--accent {
    color: #7EB4E8;
}

.footer__heading {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: #FFFFFF;
    margin-bottom: 20px;
}

.footer__links li {
    margin-bottom: 10px;
}

.footer__links a {
    font-size: 0.9rem;
    color: #FFFFFF;
    transition: color var(--transition-fast);
}

.footer__links a:hover {
    color: #7EB4E8;
}

.footer__social-links {
    display: flex;
    gap: 12px;
}

.footer__social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    color: #FFFFFF;
    transition: all var(--transition-fast);
}

.footer__social-link:hover {
    background: rgba(74, 144, 217, 0.1);
    border-color: rgba(74, 144, 217, 0.3);
    color: #7EB4E8;
    transform: translateY(-3px);
}

.footer__bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 32px;
    border-top: 1px solid rgba(255,255,255,0.05);
    font-size: 0.82rem;
    color: #B7C7D8;
}

.footer__built {
    color: #A7B9CC;
}

/* ----------------------------------------------------------------
   LIVELY BACKGROUNDS — Premium gradient orbs per section
   ---------------------------------------------------------------- */
.section {
    padding: var(--section-padding) 0;
    position: relative;
    overflow: hidden;
}

.section::before {
    content: '';
    position: absolute;
    width: 700px;
    height: 700px;
    border-radius: 50%;
    filter: blur(140px);
    opacity: 0.6;
    pointer-events: none;
    z-index: 0;
}

.about::before {
    background: rgba(74, 144, 217, 0.06);
    top: -250px;
    right: -200px;
}

.services::before {
    background: rgba(30, 60, 140, 0.07);
    bottom: -250px;
    left: -200px;
}

.portfolio::before {
    background: rgba(74, 144, 217, 0.04);
    top: -150px;
    left: -250px;
}

.tech::before {
    background: rgba(30, 60, 140, 0.04);
    bottom: -250px;
    right: -200px;
}

.differentiators::before {
    background: rgba(74, 144, 217, 0.05);
    top: -200px;
    right: -300px;
}

.contact::before {
    background: rgba(30, 60, 140, 0.05);
    bottom: -200px;
    left: -200px;
}

.section > .container {
    position: relative;
    z-index: 1;
}

/* Subtle dot pattern on alt-bg sections */
.services,
.tech {
    background-image: radial-gradient(circle, rgba(74, 144, 217, 0.03) 1px, transparent 1px);
    background-size: 32px 32px;
}

/* ----------------------------------------------------------------
   ENHANCED REVEAL ANIMATIONS
   ---------------------------------------------------------------- */
.reveal-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: opacity 0.8s var(--ease-out-expo), transform 0.8s var(--ease-out-expo);
}

.reveal-right {
    opacity: 0;
    transform: translateX(50px);
    transition: opacity 0.8s var(--ease-out-expo), transform 0.8s var(--ease-out-expo);
}

.reveal-scale {
    opacity: 0;
    transform: scale(0.9);
    transition: opacity 0.8s var(--ease-out-expo), transform 0.8s var(--ease-out-expo);
}

.reveal-left.revealed,
.reveal-right.revealed,
.reveal-scale.revealed {
    opacity: 1;
    transform: translateX(0) scale(1);
}

/* Animated underline on nav links */
.navbar__link::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--gradient-accent-h);
    border-radius: 2px;
    transition: width 0.3s var(--ease-out-expo), left 0.3s var(--ease-out-expo);
}

.navbar__link:hover::after,
.navbar__link.active::after {
    width: 60%;
    left: 20%;
}

.navbar__link--cta::after {
    display: none;
}

/* Button shimmer effect */
.btn--primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.6s ease;
}

.btn--primary:hover::before {
    left: 100%;
}

/* Smooth card entrance */
.service-card,
.portfolio-card,
.diff-card {
    transition: transform var(--transition-medium),
                border-color var(--transition-medium),
                box-shadow var(--transition-medium);
}

/* ----------------------------------------------------------------
   LANGUAGE TOGGLE
   ---------------------------------------------------------------- */
.lang-toggle {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: 100px;
    background: rgba(74, 144, 217, 0.08);
    border: 1px solid rgba(74, 144, 217, 0.18);
    color: #7EB4E8;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-transform: uppercase;
}

.lang-toggle:hover {
    background: rgba(74, 144, 217, 0.14);
    border-color: rgba(74, 144, 217, 0.35);
    transform: translateY(-1px);
}

.lang-toggle__icon {
    opacity: 0.7;
}

.lang-toggle--mobile {
    margin-top: 16px;
    padding: 10px 24px;
    font-size: 1rem;
}

/* ----------------------------------------------------------------
   FLOATING ACTION BUTTONS
   ---------------------------------------------------------------- */
.floating-buttons {
    position: fixed;
    bottom: 28px;
    right: 28px;
    z-index: 900;
    display: flex;
    flex-direction: column;
    gap: 14px;
    align-items: center;
}

.fab {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    border-radius: 50%;
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
    transition: all 0.3s var(--ease-out-expo);
    cursor: pointer;
    border: none;
    text-decoration: none;
}

.fab:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 30px rgba(0,0,0,0.2);
}

.fab:active {
    transform: scale(0.95);
}

/* Scroll to top */
.fab--top {
    background: linear-gradient(160deg, rgba(8, 14, 26, 0.94), rgba(14, 26, 42, 0.92));
    color: #F0F0F0;
    border: 1px solid transparent;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.42), inset 0 1px 0 rgba(255, 255, 255, 0.05);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
}

.fab--top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.fab--top:hover {
    background: linear-gradient(145deg, #0E2238, #234A73);
    color: #FFFFFF;
    border-color: transparent;
    box-shadow: 0 12px 30px rgba(8, 18, 33, 0.55), 0 0 24px rgba(74, 144, 217, 0.22);
    transform: translateY(-3px);
}

/* WhatsApp button */
.fab--whatsapp {
    background: #25D366;
    color: white;
    animation: waPulse 2.5s ease-in-out infinite;
}

.fab--whatsapp:hover {
    background: #20BD5A;
}

@keyframes waPulse {
    0%, 100% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.3); }
    50% { box-shadow: 0 4px 30px rgba(37, 211, 102, 0.55), 0 0 0 8px rgba(37, 211, 102, 0.1); }
}

/* ----------------------------------------------------------------
   IMPACT / PRODUCTIVITY
   ---------------------------------------------------------------- */
.impact {
    background: rgba(10, 16, 28, 0.6);
    backdrop-filter: blur(2px);
}

.impact__layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 72px;
    align-items: center;
}

.impact__left .section__label {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 4px;
    color: #7EB4E8;
    margin-bottom: 12px;
}

.impact__left .section__title {
    margin-bottom: 16px;
}

/* Speed comparison widget */
.impact__speed-display {
    background: rgba(14, 20, 32, 0.7);
    border: 1px solid rgba(74, 144, 217, 0.08);
    border-radius: var(--radius-xl);
    padding: 32px;
    text-align: center;
    margin-bottom: 16px;
    backdrop-filter: blur(12px);
    box-shadow: 0 4px 32px rgba(0,0,0,0.3);
}

.impact__speed-before,
.impact__speed-after {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 12px 0;
}

.impact__speed-label {
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--color-text-tertiary);
}

.impact__speed-label--new {
    color: #7EB4E8;
}

.impact__speed-time {
    font-size: clamp(1.6rem, 3vw, 2.4rem);
    font-weight: 800;
    letter-spacing: -0.04em;
    line-height: 1;
}

.impact__speed-time--old {
    color: var(--color-text-quaternary);
    text-decoration: line-through;
    text-decoration-color: rgba(255,255,255,0.15);
}

.impact__speed-time--new {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.impact__speed-divider {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 0;
}

.impact__speed-bar {
    flex: 1;
    height: 2px;
    background: var(--gradient-accent-h);
    border-radius: 2px;
    opacity: 0.4;
}

.impact__speed-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(74, 144, 217, 0.1);
    color: #7EB4E8;
    flex-shrink: 0;
}

/* Benefit pillars */
.impact__pillars {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.impact__pillar {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 20px;
    background: rgba(14, 20, 32, 0.6);
    border: 1px solid rgba(74, 144, 217, 0.08);
    border-radius: var(--radius-md);
    font-size: 0.92rem;
    font-weight: 600;
    color: var(--color-text-primary);
    backdrop-filter: blur(8px);
    transition: border-color var(--transition-fast), background var(--transition-fast);
}

.impact__pillar:hover {
    border-color: rgba(74, 144, 217, 0.2);
    background: rgba(74, 144, 217, 0.06);
}

.impact__pillar-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    background: rgba(74, 144, 217, 0.08);
    color: #7EB4E8;
    flex-shrink: 0;
}

/* ----------------------------------------------------------------
   SCROLL PROGRESS BAR
   ---------------------------------------------------------------- */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 2px;
    width: 0%;
    background: linear-gradient(90deg, #4A90D9, #7EB4E8, #4A90D9);
    z-index: 10001;
    box-shadow: 0 0 12px rgba(74, 144, 217, 0.6), 0 0 4px rgba(126, 180, 232, 0.4);
    border-radius: 0 1px 1px 0;
}

/* ----------------------------------------------------------------
   ANIMATED AMBIENT GLOW OVERLAY
   ---------------------------------------------------------------- */
.ambient-glow {
    position: fixed;
    top: -30%;
    left: -20%;
    width: 180%;
    height: 180%;
    background: radial-gradient(ellipse at center,
        rgba(74, 144, 217, 0.12) 0%,
        rgba(110, 180, 245, 0.06) 35%,
        transparent 70%);
    pointer-events: none;
    z-index: 0;
    animation: ambientBreathe 10s ease-in-out infinite;
}

.ambient-glow--bottom {
    top: auto;
    left: auto;
    bottom: -25%;
    right: -8%;
    width: 150%;
    height: 150%;
    background: radial-gradient(ellipse at center,
        rgba(74, 144, 217, 0.10) 0%,
        rgba(130, 190, 245, 0.05) 40%,
        transparent 70%);
    animation: ambientBreathe 12s ease-in-out infinite reverse;
}

@keyframes ambientBreathe {
    0%, 100% { opacity: 0.6; transform: scale(1) translate(0, 0); }
    33% { opacity: 1; transform: scale(1.1) translate(12px, -10px); }
    66% { opacity: 0.8; transform: scale(1.05) translate(-6px, 6px); }
}

/* ----------------------------------------------------------------
   3D FLOATING SHAPES — Hero decorative elements
   ---------------------------------------------------------------- */
.hero__3d-scene {
    position: absolute;
    inset: 0;
    overflow: hidden;
    z-index: 1;
    pointer-events: none;
}

.float-shape {
    position: absolute;
    will-change: transform;
}

/* 3D Cube */
.float-shape--cube {
    width: 50px;
    height: 50px;
    transform-style: preserve-3d;
    animation: floatRotateCube 25s linear infinite;
}

.float-shape--cube .cube-face {
    position: absolute;
    width: 50px;
    height: 50px;
    border: 1px solid rgba(74, 144, 217, 0.12);
    background: rgba(74, 144, 217, 0.02);
    backdrop-filter: blur(1px);
}

.cube-face--front  { transform: translateZ(25px); }
.cube-face--back   { transform: translateZ(-25px) rotateY(180deg); }
.cube-face--left   { transform: translateX(-25px) rotateY(-90deg); }
.cube-face--right  { transform: translateX(25px) rotateY(90deg); }
.cube-face--top    { transform: translateY(-25px) rotateX(90deg); }
.cube-face--bottom { transform: translateY(25px) rotateX(-90deg); }

@keyframes floatRotateCube {
    0%   { transform: translateY(0) rotateX(0deg) rotateY(0deg) rotateZ(0deg); }
    100% { transform: translateY(-15px) rotateX(360deg) rotateY(360deg) rotateZ(180deg); }
}

/* 3D Ring */
.float-shape--ring {
    width: 100px;
    height: 100px;
    border: 1.5px solid rgba(74, 144, 217, 0.10);
    border-radius: 50%;
    transform-style: preserve-3d;
    animation: floatRing 18s ease-in-out infinite;
}

@keyframes floatRing {
    0%, 100% { transform: translateY(0) rotateX(65deg) rotateZ(0deg); opacity: 0.6; }
    50% { transform: translateY(-25px) rotateX(65deg) rotateZ(180deg); opacity: 1; }
}

/* Glowing dot */
.float-shape--dot {
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: rgba(74, 144, 217, 0.35);
    box-shadow: 0 0 12px rgba(74, 144, 217, 0.3), 0 0 40px rgba(74, 144, 217, 0.1);
    animation: floatDot 12s ease-in-out infinite;
}

.float-shape--dot:nth-child(even) {
    animation-duration: 16s;
    animation-direction: reverse;
}

@keyframes floatDot {
    0%, 100% { transform: translate(0, 0); opacity: 0.4; }
    25% { transform: translate(15px, -20px); opacity: 0.9; }
    50% { transform: translate(-10px, -35px); opacity: 0.5; }
    75% { transform: translate(20px, -15px); opacity: 0.8; }
}

/* Hexagon wireframe */
.float-shape--hex {
    width: 70px;
    height: 70px;
    opacity: 0.15;
    animation: floatHex 22s ease-in-out infinite;
}

.float-shape--hex svg {
    width: 100%;
    height: 100%;
}

@keyframes floatHex {
    0%, 100% { transform: translateY(0) rotate(0deg) scale(1); }
    33% { transform: translateY(-20px) rotate(60deg) scale(1.05); }
    66% { transform: translateY(-10px) rotate(120deg) scale(0.95); }
}

/* Diamond / Prism */
.float-shape--diamond {
    width: 30px;
    height: 30px;
    border: 1px solid rgba(74, 144, 217, 0.14);
    background: rgba(74, 144, 217, 0.03);
    transform-origin: center;
    animation: floatDiamond 20s ease-in-out infinite;
}

@keyframes floatDiamond {
    0%, 100% { transform: rotate(45deg) translateY(0) scale(1); opacity: 0.5; }
    50% { transform: rotate(45deg) translateY(-30px) scale(1.1); opacity: 0.9; }
}

/* ----------------------------------------------------------------
   GRADIENT SECTION DIVIDERS
   ---------------------------------------------------------------- */
.section-divider {
    height: 1px;
    background: linear-gradient(90deg,
        transparent 5%,
        rgba(74, 144, 217, 0.12) 30%,
        rgba(126, 180, 232, 0.18) 50%,
        rgba(74, 144, 217, 0.12) 70%,
        transparent 95%);
    margin: 0;
    position: relative;
}

.section-divider::after {
    content: '';
    position: absolute;
    top: -4px;
    left: 50%;
    transform: translateX(-50%);
    width: 200px;
    height: 9px;
    background: radial-gradient(ellipse at center, rgba(74, 144, 217, 0.08), transparent 70%);
    filter: blur(2px);
}

/* ----------------------------------------------------------------
   CARD SHIMMER SWEEP — Premium hover micro-interaction
   ---------------------------------------------------------------- */
.service-card::after,
.diff-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 60%;
    height: 100%;
    background: linear-gradient(
        105deg,
        transparent 30%,
        rgba(74, 144, 217, 0.06) 45%,
        rgba(126, 180, 232, 0.08) 50%,
        rgba(74, 144, 217, 0.06) 55%,
        transparent 70%
    );
    pointer-events: none;
    z-index: 1;
    transition: left 0s 0s;
}

.service-card:hover::after,
.diff-card:hover::after {
    left: 150%;
    transition: left 0.75s ease;
}

/* ----------------------------------------------------------------
   FLOATING DECORATION ORBS — Per section
   ---------------------------------------------------------------- */
.section__orb {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
    z-index: 0;
    filter: blur(90px);
}

.section__orb--blue-lg {
    width: 350px;
    height: 350px;
    background: rgba(74, 144, 217, 0.05);
    animation: orbDrift 14s ease-in-out infinite;
}

.section__orb--blue-sm {
    width: 200px;
    height: 200px;
    background: rgba(126, 180, 232, 0.04);
    animation: orbDrift 18s ease-in-out infinite reverse;
}

@keyframes orbDrift {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(25px, -18px) scale(1.05); }
    66% { transform: translate(-15px, 12px) scale(0.97); }
}

/* ----------------------------------------------------------------
   3D REVEAL ANIMATIONS — Perspective entrance
   ---------------------------------------------------------------- */
.reveal-3d {
    opacity: 0;
    transform: perspective(1000px) rotateY(-6deg) translateX(-40px) translateZ(-30px);
    transition: opacity 1s var(--ease-out-expo), transform 1s var(--ease-out-expo);
}

.reveal-3d.revealed {
    opacity: 1;
    transform: perspective(1000px) rotateY(0deg) translateX(0) translateZ(0);
}

.reveal-3d-right {
    opacity: 0;
    transform: perspective(1000px) rotateY(6deg) translateX(40px) translateZ(-30px);
    transition: opacity 1s var(--ease-out-expo), transform 1s var(--ease-out-expo);
}

.reveal-3d-right.revealed {
    opacity: 1;
    transform: perspective(1000px) rotateY(0deg) translateX(0) translateZ(0);
}

/* ----------------------------------------------------------------
   PARALLAX LAYERS
   ---------------------------------------------------------------- */
[data-parallax] {
    will-change: transform;
}

/* ----------------------------------------------------------------
   SCROLL-DRIVEN SECTION SCALING — Sections grow slightly on enter
   ---------------------------------------------------------------- */
.section[data-scroll-scale] {
    transform: scale(0.97);
    transition: transform 0.6s var(--ease-out-expo);
}

.section[data-scroll-scale].in-view {
    transform: scale(1);
}

/* ----------------------------------------------------------------
   SMALL DESKTOP COMPACT MODE (low-height laptops)
   ---------------------------------------------------------------- */
@media (min-width: 1025px) and (max-height: 900px) {
    :root {
        --section-padding: 40px;
        --container-padding: 20px;
    }

    .section {
        min-height: 100dvh;
        display: flex;
        align-items: center;
    }

    .section > .container {
        width: 100%;
    }

    .hero {
        min-height: 100dvh;
        padding: 88px 0 28px;
    }

    .hero__badge {
        margin-bottom: 18px;
    }

    .hero__title {
        font-size: clamp(2.2rem, 5.2vw, 4.2rem);
        margin-bottom: 14px;
    }

    .hero__subtitle {
        max-width: 760px;
        font-size: 1rem;
        line-height: 1.5;
        margin-bottom: 20px;
    }

    .hero__actions {
        margin-bottom: 24px;
    }

    .hero__stat-number {
        font-size: clamp(1.8rem, 3vw, 2.5rem);
    }

    .hero__scroll-indicator {
        bottom: 20px;
    }

    .section__header {
        margin-bottom: 20px;
    }

    .section__title {
        font-size: clamp(1.6rem, 2.9vw, 2.2rem);
        margin-bottom: 8px;
    }

    .section__desc {
        font-size: 0.92rem;
        line-height: 1.45;
    }

    .about__grid,
    .impact__layout,
    .contact__grid {
        gap: 28px;
    }

    .about__card-stack {
        height: 210px;
    }

    .about__card {
        padding: 12px 16px;
        font-size: 0.8rem;
    }

    .about__text,
    .contact__text,
    .cta__desc {
        font-size: 0.92rem;
        line-height: 1.5;
    }

    .about__highlights {
        gap: 8px;
        margin-top: 10px;
    }

    .about__highlight {
        padding: 7px 12px;
        font-size: 0.8rem;
    }

    .services__grid {
        grid-template-columns: repeat(5, minmax(0, 1fr));
        gap: 12px;
    }

    .service-card,
    .service-card--featured {
        padding: 18px 14px;
        border-radius: 14px;
    }

    .service-card--featured {
        grid-column: span 1;
    }

    .service-card__icon {
        width: 40px;
        height: 40px;
        margin-bottom: 10px;
    }

    .service-card__title {
        font-size: 1rem;
        margin-bottom: 8px;
    }

    .service-card__desc {
        font-size: 0.82rem;
        line-height: 1.4;
        margin-bottom: 10px;
    }

    .service-card__tags {
        gap: 6px;
    }

    .tag {
        font-size: 0.68rem;
        padding: 3px 8px;
    }

    .service-card__arrow {
        top: 16px;
        right: 16px;
    }

    .impact__speed-display {
        padding: 20px;
        margin-bottom: 10px;
    }

    .impact__speed-time {
        font-size: clamp(1.35rem, 2.2vw, 1.9rem);
    }

    .impact__pillars {
        gap: 8px;
    }

    .impact__pillar {
        padding: 10px 12px;
        font-size: 0.84rem;
    }

    .diff__grid {
        gap: 14px;
    }

    .diff-card {
        padding: 22px 16px;
    }

    .diff-card__title {
        font-size: 1rem;
        margin-bottom: 8px;
    }

    .diff-card__desc {
        font-size: 0.84rem;
        line-height: 1.45;
    }

    .cta__title {
        font-size: clamp(1.8rem, 3.2vw, 2.6rem);
        margin-bottom: 12px;
    }

    .cta__desc {
        margin-bottom: 18px;
    }

    .btn--lg {
        padding: 14px 28px;
        font-size: 0.95rem;
    }

    .contact__details {
        gap: 10px;
    }

    .contact__detail {
        font-size: 0.86rem;
    }

    .contact__detail-icon {
        width: 34px;
        height: 34px;
    }

    .form-group {
        margin-bottom: 8px;
    }

    .form-label {
        margin-bottom: 4px;
    }

    .form-input {
        padding: 10px 12px;
        font-size: 0.88rem;
    }

    .form-textarea {
        min-height: 82px;
    }

    .footer {
        min-height: auto;
        padding: 52px 0 24px;
    }
}

/* ----------------------------------------------------------------
   RESPONSIVE
   ---------------------------------------------------------------- */

/* Tablet */
@media (max-width: 1024px) {
    :root {
        --section-padding: 60px;
    }

    .about__grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .about__visual {
        order: -1;
    }

    .about__card-stack {
        height: 260px;
    }

    .services__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .service-card--featured {
        grid-column: span 2;
    }

    .portfolio__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .portfolio__grid .portfolio-card:last-child {
        grid-column: span 2;
    }

    .diff__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .impact__layout {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .impact__left .section__title {
        font-size: clamp(1.7rem, 4vw, 2.4rem);
    }

    .contact__grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .footer__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Mobile */
@media (max-width: 768px) {
    :root {
        --section-padding: 48px;
        --container-padding: 20px;
    }

    .hero__3d-scene {
        display: none;
    }

    .float-shape--cube,
    .float-shape--ring,
    .float-shape--hex {
        display: none;
    }

    .navbar__links {
        display: none;
    }

    .navbar__toggle {
        display: flex;
    }

    .floating-buttons {
        bottom: 20px;
        right: 20px;
    }

    .fab {
        width: 48px;
        height: 48px;
    }

    .hero {
        padding: 100px 0 60px;
    }

    .hero__stats {
        gap: 24px;
    }

    .hero__stat-number {
        font-size: 2rem;
    }

    .services__grid {
        grid-template-columns: 1fr;
    }

    .service-card--featured {
        grid-column: span 1;
    }

    .portfolio__grid {
        grid-template-columns: 1fr;
    }

    .portfolio__grid .portfolio-card:last-child {
        grid-column: span 1;
    }

    .diff__grid {
        grid-template-columns: 1fr;
    }

    .impact__grid {
        grid-template-columns: 1fr;
    }

    .tech__categories {
        grid-template-columns: 1fr;
    }

    .footer__grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .footer__bottom {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }

    .about__card-stack {
        height: 280px;
    }

    .about__card--1 { left: 5%; }
    .about__card--2 { right: 0; }
    .about__card--3 { left: 10%; }

    .contact__form-wrapper {
        padding: 24px;
    }

    .section__header {
        margin-bottom: 32px;
    }
}

/* Small mobile */
@media (max-width: 480px) {
    .hero__title {
        font-size: 2.4rem;
    }

    .hero__actions {
        flex-direction: column;
        width: 100%;
    }

    .hero__actions .btn {
        width: 100%;
        justify-content: center;
    }

    .hero__stats {
        flex-direction: column;
        gap: 20px;
    }

    .hero__stat-divider {
        width: 40px;
        height: 1px;
    }

    .about__card {
        padding: 14px 18px;
        font-size: 0.85rem;
    }

    .about__card-icon {
        width: 36px;
        height: 36px;
    }

    .about__card-icon svg {
        width: 20px;
        height: 20px;
    }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }

    .reveal,
    .reveal-3d,
    .reveal-3d-right {
        opacity: 1;
        transform: none;
    }

    .hero__3d-scene,
    .ambient-glow {
        display: none;
    }
}