/* ============================================================
   Brillomaster — Premium Landing Page Stylesheet
   Design System: Dark Slate + Gold (#d4ac0d) + Crimson (#990033)
   Methodology: Mobile-First
   ============================================================ */

/* --- Google Fonts loaded via <link> in HTML for performance --- */

/* --- Brand Font (exclusively for "Brillomaster" name) --- */
@font-face {
    font-family: 'Circo';
    src: url('../fonts/Circo.ttf') format('truetype');
    font-display: swap;
    font-weight: normal;
    font-style: normal;
}

/* --- Brand Name: Circo + Star Sparkle --- */
.brand-name {
    font-family: 'Circo', var(--font-display);
    color: var(--color-gold);
    position: relative;
    display: inline-block;
    white-space: nowrap;
}

/* Star sparkle at the end of the brand name */
.brand-name::after {
    content: '✦';
    position: absolute;
    top: -0.15em;
    right: -0.8em;
    font-size: 0.45em;
    color: #fff;
    text-shadow:
        0 0 6px rgba(212, 172, 13, 0.9),
        0 0 15px rgba(212, 172, 13, 0.6),
        0 0 30px rgba(212, 172, 13, 0.3);
    animation: starSparkle 3s ease-in-out infinite;
    pointer-events: none;
    font-family: system-ui, sans-serif;
}

@keyframes starSparkle {

    0%,
    100% {
        opacity: 0.3;
        transform: scale(0.6) rotate(0deg);
    }

    50% {
        opacity: 1;
        transform: scale(1.2) rotate(180deg);
    }
}

/* Variant: smaller brand name (nav/footer) */
.brand-name--sm {
    filter: drop-shadow(0 0 4px rgba(212, 172, 13, 0.25));
}

.brand-name--sm::after {
    font-size: 0.4em;
    right: -0.9em;
    top: -0.2em;
}

/* Variant: larger brand name (about section body text) */
.brand-name--lg {
    filter: drop-shadow(0 0 8px rgba(212, 172, 13, 0.35));
}

/* --- Design Tokens --- */
:root {
    /* Colors */
    --color-bg-primary: #0a0e14;
    --color-bg-secondary: #111827;
    --color-bg-tertiary: #1a1f2e;
    --color-bg-card: rgba(26, 31, 46, 0.7);
    --color-bg-glass: rgba(17, 24, 39, 0.6);
    --color-gold: #d4ac0d;
    --color-gold-light: #f0d040;
    --color-gold-dark: #b8960b;
    --color-crimson: #990033;
    --color-crimson-light: #cc0044;
    --color-crimson-dark: #660022;
    --color-text-primary: #f1f5f9;
    --color-text-secondary: #94a3b8;
    --color-text-muted: #64748b;
    --color-border: rgba(212, 172, 13, 0.15);
    --color-border-hover: rgba(212, 172, 13, 0.4);

    /* Typography */
    --font-display: 'Quicksand', system-ui, sans-serif;
    --font-accent: 'Inter', system-ui, sans-serif;
    --font-body: 'Inter', system-ui, -apple-system, sans-serif;

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;

    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-full: 50%;
    --radius-pill: 9999px;

    /* Shadows */
    --shadow-gold: 0 0 30px rgba(212, 172, 13, 0.15);
    --shadow-gold-intense: 0 0 60px rgba(212, 172, 13, 0.25);
    --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.3);
    --shadow-card-hover: 0 16px 48px rgba(0, 0, 0, 0.5);

    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-spring: 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);

    /* Z-Index */
    --z-nav: 1000;
    --z-overlay: 900;
    --z-modal: 1100;

    /* Container */
    --container-max: 75rem;
    --container-padding: 1.25rem;
}

/* --- Global Reset & Base --- */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 100%;
    -webkit-text-size-adjust: 100%;
    overflow-x: hidden;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-bg-primary);
    color: var(--color-text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a {
    color: var(--color-gold);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-gold-light);
}

ul,
ol {
    list-style: none;
}

/* --- Container --- */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin-inline: auto;
    padding-inline: var(--container-padding);
}

/* --- Section Base --- */
.section {
    padding: var(--space-3xl) 0;
    position: relative;
    overflow: hidden;
}

.section--lg {
    padding: var(--space-4xl) 0;
}

.section__header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.section__tag {
    display: inline-block;
    font-family: var(--font-accent);
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-gold);
    padding: var(--space-xs) var(--space-lg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-pill);
    margin-bottom: var(--space-md);
}

.section__title {
    font-family: var(--font-display);
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    font-weight: 700;
    color: var(--color-text-primary);
    line-height: 1.2;
    margin-bottom: var(--space-md);
}

.section__title--gradient {
    background: linear-gradient(135deg, var(--color-text-primary) 0%, var(--color-gold) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section__subtitle {
    font-size: 1rem;
    color: var(--color-text-secondary);
    max-width: 40rem;
    margin-inline: auto;
    line-height: 1.6;
}

/* --- Scroll Animations --- */
.reveal {
    opacity: 0;
    transform: translateY(2.5rem);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
        transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.reveal--left {
    transform: translateX(-3rem);
}

.reveal--left.reveal--visible {
    transform: translateX(0);
}

.reveal--right {
    transform: translateX(3rem);
}

.reveal--right.reveal--visible {
    transform: translateX(0);
}

.reveal--scale {
    transform: scale(0.92);
}

.reveal--scale.reveal--visible {
    transform: scale(1);
}

/* Stagger children */
.reveal-stagger>* {
    opacity: 0;
    transform: translateY(1.5rem);
    transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1),
        transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-stagger--visible>*:nth-child(1) {
    transition-delay: 0.05s;
}

.reveal-stagger--visible>*:nth-child(2) {
    transition-delay: 0.15s;
}

.reveal-stagger--visible>*:nth-child(3) {
    transition-delay: 0.25s;
}

.reveal-stagger--visible>*:nth-child(4) {
    transition-delay: 0.35s;
}

.reveal-stagger--visible>*:nth-child(5) {
    transition-delay: 0.45s;
}

.reveal-stagger--visible>*:nth-child(6) {
    transition-delay: 0.55s;
}

.reveal-stagger--visible>* {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================================
   NAVIGATION
   ============================================================ */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: var(--z-nav);
    padding: var(--space-md) 0;
    transition: background var(--transition-base),
        padding var(--transition-base),
        box-shadow var(--transition-base);
}

.nav--scrolled {
    background: var(--color-bg-glass);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    padding: var(--space-sm) 0;
    box-shadow: 0 1px 0 var(--color-border);
}

.nav__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav__logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    text-decoration: none;
    z-index: calc(var(--z-nav) + 1);
}

.nav__logo-icon {
    width: 2.5rem;
    height: 2.5rem;
    transition: transform var(--transition-base);
}

.nav__logo:hover .nav__logo-icon {
    transform: rotate(-10deg) scale(1.08);
}

.nav__logo-text {
    font-size: 1.25rem;
    color: var(--color-text-primary);
    font-weight: 700;
    letter-spacing: 0.02em;
}

.nav__menu {
    display: none;
    flex-direction: column;
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    height: 100vh;
    background: var(--color-bg-primary);
    padding: 6rem var(--space-xl) var(--space-xl);
    gap: var(--space-sm);
    z-index: var(--z-nav);
}

.nav__menu--open {
    display: flex;
}

.nav__link {
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    padding: var(--space-md) 0;
    border-bottom: 1px solid var(--color-border);
    transition: color var(--transition-fast),
        padding-left var(--transition-fast);
    min-height: 2.75rem;
    display: flex;
    align-items: center;
}

.nav__link:hover,
.nav__link--active {
    color: var(--color-gold);
    padding-left: var(--space-sm);
}

.nav__cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.75rem;
    background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
    color: var(--color-bg-primary);
    font-weight: 700;
    font-size: 0.875rem;
    border-radius: var(--radius-pill);
    letter-spacing: 0.03em;
    transition: transform var(--transition-fast),
        box-shadow var(--transition-fast);
    min-height: 2.75rem;
    margin-top: var(--space-md);
}

.nav__cta:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-gold);
    color: var(--color-bg-primary);
}

/* Hamburger */
.nav__toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
    z-index: calc(var(--z-nav) + 2);
    min-width: 2.75rem;
    min-height: 2.75rem;
    align-items: center;
    justify-content: center;
}

.nav__toggle-bar {
    width: 1.5rem;
    height: 2px;
    background: var(--color-text-primary);
    border-radius: 2px;
    transition: transform var(--transition-base),
        opacity var(--transition-base);
}

.nav__toggle--open .nav__toggle-bar:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav__toggle--open .nav__toggle-bar:nth-child(2) {
    opacity: 0;
}

.nav__toggle--open .nav__toggle-bar:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ============================================================
   HERO SECTION
   ============================================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    padding-top: 3.5rem;
    padding-bottom: 7rem;
}

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

.hero__bg::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg,
            rgba(10, 14, 20, 0.95) 0%,
            rgba(10, 14, 20, 0.7) 50%,
            rgba(153, 0, 51, 0.2) 100%);
    z-index: 1;
}

.hero__bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 20% 80%, rgba(212, 172, 13, 0.08) 0%, transparent 60%),
        radial-gradient(ellipse at 80% 20%, rgba(153, 0, 51, 0.08) 0%, transparent 60%);
    z-index: 2;
}

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

.hero__particle {
    position: absolute;
    width: 3px;
    height: 3px;
    background: var(--color-gold);
    border-radius: var(--radius-full);
    opacity: 0;
    animation: particleFloat 6s infinite;
}

.hero__particle:nth-child(1) {
    left: 10%;
    animation-delay: 0s;
    animation-duration: 8s;
}

.hero__particle:nth-child(2) {
    left: 25%;
    animation-delay: 1s;
    animation-duration: 6s;
}

.hero__particle:nth-child(3) {
    left: 40%;
    animation-delay: 2s;
    animation-duration: 7s;
}

.hero__particle:nth-child(4) {
    left: 55%;
    animation-delay: 0.5s;
    animation-duration: 9s;
}

.hero__particle:nth-child(5) {
    left: 70%;
    animation-delay: 1.5s;
    animation-duration: 5s;
}

.hero__particle:nth-child(6) {
    left: 85%;
    animation-delay: 3s;
    animation-duration: 7s;
}

.hero__particle:nth-child(7) {
    left: 15%;
    animation-delay: 2.5s;
    animation-duration: 8s;
}

.hero__particle:nth-child(8) {
    left: 60%;
    animation-delay: 4s;
    animation-duration: 6s;
}

@keyframes particleFloat {
    0% {
        transform: translateY(100vh) scale(0);
        opacity: 0;
    }

    10% {
        opacity: 0.6;
    }

    90% {
        opacity: 0.6;
    }

    100% {
        transform: translateY(-10vh) scale(1);
        opacity: 0;
    }
}

.hero__content {
    position: relative;
    z-index: 3;
    max-width: 42rem;
}

.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-xs) var(--space-md);
    background: var(--color-bg-glass);
    backdrop-filter: blur(10px);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-pill);
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--color-gold);
    letter-spacing: 0.08em;
    margin-bottom: var(--space-xl);
    opacity: 0;
    animation: heroFadeIn 1s 0.2s forwards;
}

.hero__badge-dot {
    width: 6px;
    height: 6px;
    background: var(--color-gold);
    border-radius: var(--radius-full);
    animation: dotPulse 2s infinite;
}

@keyframes dotPulse {

    0%,
    100% {
        opacity: 1;
        transform: scale(1);
    }

    50% {
        opacity: 0.5;
        transform: scale(1.5);
    }
}

.hero__title {
    font-family: var(--font-display);
    font-size: clamp(2.25rem, 6vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--space-lg);
    opacity: 0;
    animation: heroFadeIn 1s 0.4s forwards;
}

.hero__title-line {
    display: block;
}

.hero__title-highlight {
    background: linear-gradient(135deg, var(--color-gold) 0%, var(--color-gold-light) 50%, var(--color-crimson) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero__description {
    font-size: clamp(0.9375rem, 2vw, 1.125rem);
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: var(--space-2xl);
    max-width: 36rem;
    opacity: 0;
    animation: heroFadeIn 1s 0.6s forwards;
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    opacity: 0;
    animation: heroFadeIn 1s 0.8s forwards;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.9375rem;
    padding: 0.875rem 2rem;
    border-radius: var(--radius-pill);
    cursor: pointer;
    transition: transform var(--transition-fast),
        box-shadow var(--transition-fast),
        background var(--transition-fast);
    border: none;
    text-decoration: none;
    min-height: 2.75rem;
}

.btn--primary {
    background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
    color: var(--color-bg-primary);
}

.btn--primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(212, 172, 13, 0.35);
    color: var(--color-bg-primary);
}

.btn--outline {
    background: transparent;
    color: var(--color-text-primary);
    border: 1px solid var(--color-border);
}

.btn--outline:hover {
    border-color: var(--color-gold);
    color: var(--color-gold);
    transform: translateY(-3px);
}

.btn__icon {
    width: 1.25rem;
    height: 1.25rem;
}

@keyframes heroFadeIn {
    from {
        opacity: 0;
        transform: translateY(1.5rem);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero__scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 0;
    right: 0;
    z-index: 3;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-text-muted);
    font-size: 0.6875rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    text-align: center;
    animation: heroFadeIn 1s 1.2s forwards;
    opacity: 0;
}

.hero__scroll-line {
    width: 1px;
    height: 2.5rem;
    background: linear-gradient(to bottom, var(--color-gold), transparent);
    animation: scrollPulse 2s infinite;
}

@keyframes scrollPulse {

    0%,
    100% {
        opacity: 1;
        transform: scaleY(1);
    }

    50% {
        opacity: 0.3;
        transform: scaleY(0.6);
    }
}

/* ============================================================
   SERVICES SECTION
   ============================================================ */
.services__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
}

.service-card {
    position: relative;
    padding: var(--space-xl);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: transform var(--transition-base),
        border-color var(--transition-base),
        box-shadow var(--transition-base);
    overflow: hidden;
    cursor: default;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-gold), var(--color-crimson));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-slow);
}

.service-card:hover {
    transform: translateY(-0.5rem);
    border-color: var(--color-border-hover);
    box-shadow: var(--shadow-card-hover);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card__icon {
    width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(212, 172, 13, 0.1), rgba(153, 0, 51, 0.1));
    border-radius: var(--radius-md);
    margin-bottom: var(--space-lg);
    transition: transform var(--transition-spring);
}

.service-card:hover .service-card__icon {
    transform: scale(1.1) rotate(-5deg);
}

.service-card__icon svg {
    width: 1.5rem;
    height: 1.5rem;
    fill: var(--color-gold);
}

.service-card__title {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
    color: var(--color-text-primary);
}

.service-card__desc {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* ============================================================
   METRICS SECTION
   ============================================================ */
.metrics {
    background: var(--color-bg-secondary);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    position: relative;
    overflow: hidden;
}

.metrics::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 0% 50%, rgba(212, 172, 13, 0.05) 0%, transparent 50%),
        radial-gradient(ellipse at 100% 50%, rgba(153, 0, 51, 0.05) 0%, transparent 50%);
}

.metrics__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    position: relative;
    z-index: 1;
}

.metric-card {
    text-align: center;
    padding: var(--space-xl) var(--space-md);
}

.metric-card__value {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    color: var(--color-gold);
    line-height: 1;
    margin-bottom: var(--space-sm);
}

.metric-card__label {
    font-size: 0.8125rem;
    color: var(--color-text-secondary);
    letter-spacing: 0.05em;
}

/* ============================================================
   PORTFOLIO / PROJECTS SECTION
   ============================================================ */
.portfolio__carousel {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-xl);
}

.portfolio__track {
    display: flex;
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    will-change: transform;
}

.portfolio__slide {
    min-width: 100%;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    border-radius: var(--radius-xl);
}

.portfolio__slide-img {
    width: 100%;
    flex: 1;
    min-height: 0;
    object-fit: cover;
    transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.portfolio__slide:hover .portfolio__slide-img {
    transform: scale(1.05);
}

.portfolio__slide-overlay {
    position: relative;
    background: var(--color-bg-secondary);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: var(--space-lg);
}

/* Image-only slides (no overlay) */
.portfolio__slide--image-only {
    aspect-ratio: 16 / 10;
    display: block;
}

.portfolio__slide--image-only .portfolio__slide-img {
    height: 100%;
    aspect-ratio: auto;
}

/* Tablet+ (768px): overlay goes back on top of the image */
@media (min-width: 48rem) {
    .portfolio__slide {
        aspect-ratio: 16 / 10;
        display: block;
    }

    .portfolio__slide-img {
        height: 100%;
        aspect-ratio: auto;
    }

    .portfolio__slide-overlay {
        position: absolute;
        inset: 0;
        background: linear-gradient(0deg,
                rgba(10, 14, 20, 0.95) 0%,
                rgba(10, 14, 20, 0.4) 40%,
                transparent 100%);
        padding: var(--space-xl);
    }
}

.portfolio__slide-type {
    display: inline-block;
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-gold);
    padding: var(--space-xs) var(--space-md);
    background: rgba(212, 172, 13, 0.15);
    border: 1px solid rgba(212, 172, 13, 0.3);
    border-radius: var(--radius-pill);
    margin-bottom: var(--space-sm);
    width: fit-content;
}

.portfolio__slide-name {
    font-family: var(--font-display);
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: var(--space-sm);
}

.portfolio__slide-desc {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: var(--space-md);
    max-width: 36rem;
}

.portfolio__slide-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

.portfolio__slide-meta-item {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.portfolio__slide-meta-icon {
    width: 1rem;
    height: 1rem;
    fill: var(--color-gold);
    opacity: 0.7;
}

.portfolio__controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xl);
    margin-top: var(--space-xl);
}

.portfolio__btn {
    width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: background var(--transition-fast),
        border-color var(--transition-fast),
        transform var(--transition-fast);
    color: var(--color-text-primary);
}

.portfolio__btn:hover {
    background: var(--color-bg-tertiary);
    border-color: var(--color-gold);
    transform: scale(1.1);
}

.portfolio__btn svg {
    width: 1.25rem;
    height: 1.25rem;
    fill: currentColor;
}

.portfolio__dots {
    display: flex;
    gap: var(--space-sm);
}

.portfolio__dot {
    width: 0.5rem;
    height: 0.5rem;
    border-radius: var(--radius-full);
    background: var(--color-text-muted);
    border: none;
    cursor: pointer;
    transition: background var(--transition-fast),
        width var(--transition-fast);
}

.portfolio__dot--active {
    width: 1.5rem;
    border-radius: var(--radius-pill);
    background: var(--color-gold);
}

/* ============================================================
   ABOUT SECTION
   ============================================================ */
.about__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.about__visual {
    position: relative;
}

.about__image-wrapper {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    aspect-ratio: 4 / 3;
    background: var(--color-bg-tertiary);
}

.about__image-wrapper::after {
    content: '';
    position: absolute;
    inset: 0;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-xl);
    pointer-events: none;
}

.about__image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.about__accent {
    position: absolute;
    bottom: -1rem;
    right: -1rem;
    width: 6rem;
    height: 6rem;
    background: linear-gradient(135deg, var(--color-gold), var(--color-crimson));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1;
    box-shadow: var(--shadow-gold);
}

.about__accent-text {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-bg-primary);
    text-align: center;
    line-height: 1.1;
}

.about__accent-label {
    font-size: 0.5rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}



.about__text {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: var(--space-lg);
}

.about__values {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-md);
    margin-top: var(--space-xl);
}

.about__value {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: border-color var(--transition-fast);
}

.about__value:hover {
    border-color: var(--color-border-hover);
}

.about__value-icon {
    width: 2.5rem;
    height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(212, 172, 13, 0.1);
    border-radius: var(--radius-sm);
    flex-shrink: 0;
}

.about__value-icon svg {
    width: 1.25rem;
    height: 1.25rem;
    fill: var(--color-gold);
}

.about__value-title {
    font-weight: 600;
    font-size: 0.9375rem;
    margin-bottom: var(--space-xs);
}

.about__value-desc {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}

/* ============================================================
   CONTACT SECTION
   ============================================================ */
.contact__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-3xl);
}



.contact__info-text {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: var(--space-2xl);
}

.contact__details {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.contact__detail {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.contact__detail-icon {
    width: 2.75rem;
    height: 2.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(212, 172, 13, 0.08);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    flex-shrink: 0;
}

.contact__detail-icon svg {
    width: 1.25rem;
    height: 1.25rem;
    fill: var(--color-gold);
}

.contact__detail-label {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 0.125rem;
}

.contact__detail-value {
    font-weight: 500;
    font-size: 0.9375rem;
    color: var(--color-text-primary);
}

.contact__form-wrapper {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
}

.contact__form {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.form-group__label {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-text-secondary);
}

.form-group__input,
.form-group__textarea {
    width: 100%;
    padding: 0.875rem var(--space-md);
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-primary);
    font-family: var(--font-body);
    font-size: 0.9375rem;
    transition: border-color var(--transition-fast),
        box-shadow var(--transition-fast);
    outline: none;
    min-height: 2.75rem;
}

.form-group__input::placeholder,
.form-group__textarea::placeholder {
    color: var(--color-text-muted);
}

.form-group__input:focus,
.form-group__textarea:focus {
    border-color: var(--color-gold);
    box-shadow: 0 0 0 3px rgba(212, 172, 13, 0.1);
}

.form-group__textarea {
    resize: vertical;
    min-height: 8rem;
}

.form-group__error {
    font-size: 0.75rem;
    color: var(--color-crimson-light);
    display: none;
}

.form-group--error .form-group__input,
.form-group--error .form-group__textarea {
    border-color: var(--color-crimson);
}

.form-group--error .form-group__error {
    display: block;
}

.contact__form-submit {
    width: 100%;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
    background: var(--color-bg-secondary);
    border-top: 1px solid var(--color-border);
    padding: var(--space-3xl) 0 var(--space-xl);
}

.footer__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
    margin-bottom: var(--space-3xl);
}



.footer__logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.footer__logo-icon {
    width: 2rem;
    height: 2rem;
}

.footer__logo-text {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-text-primary);
}

.footer__desc {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    line-height: 1.7;
    max-width: 20rem;
}

.footer__heading {
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--color-text-primary);
    margin-bottom: var(--space-md);
    letter-spacing: 0.03em;
}

.footer__links {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer__link {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
    min-height: 2.75rem;
    display: flex;
    align-items: center;
}

.footer__link:hover {
    color: var(--color-gold);
}

.footer__socials {
    display: flex;
    gap: var(--space-sm);
    margin-top: var(--space-md);
}

.footer__social {
    width: 2.5rem;
    height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-muted);
    transition: border-color var(--transition-fast),
        color var(--transition-fast),
        background var(--transition-fast);
}

.footer__social:hover {
    border-color: var(--color-gold);
    color: var(--color-gold);
    background: rgba(212, 172, 13, 0.08);
}

.footer__social svg {
    width: 1.125rem;
    height: 1.125rem;
    fill: currentColor;
}

.footer__bottom {
    border-top: 1px solid var(--color-border);
    padding-top: var(--space-xl);
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    align-items: center;
    text-align: center;
}

.footer__copyright {
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

/* ============================================================
   RESPONSIVE BREAKPOINTS
   ============================================================ */

/* Tablet (768px+) */
@media (min-width: 48rem) {
    :root {
        --container-padding: 2rem;
    }

    .nav__menu {
        display: flex;
        flex-direction: row;
        position: static;
        width: auto;
        height: auto;
        background: transparent;
        padding: 0;
        align-items: center;
        gap: var(--space-xl);
    }

    .nav__link {
        font-size: 0.875rem;
        padding: var(--space-sm) 0;
        border-bottom: none;
    }

    .nav__cta {
        margin-top: 0;
    }

    .nav__toggle {
        display: none;
    }


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

    .metrics__grid {
        grid-template-columns: repeat(4, 1fr);
    }

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

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

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

    .footer__grid {
        grid-template-columns: 2fr 1fr 1fr 1fr;
    }

    .footer__bottom {
        flex-direction: row;
        justify-content: space-between;
    }
}

/* Desktop (1024px+) */
@media (min-width: 64rem) {
    :root {
        --container-padding: 2.5rem;
    }

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

    .hero__title {
        font-size: clamp(2.75rem, 5vw, 4.5rem);
    }

    .portfolio__slide {
        aspect-ratio: 16 / 7;
    }
}

/* Large Desktop (1200px+) */
@media (min-width: 75rem) {
    .services__grid {
        grid-template-columns: repeat(5, 1fr);
    }

    .service-card {
        padding: var(--space-xl) var(--space-lg);
    }
}

/* --- Utility: shimmer for loading --- */
@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }

    100% {
        background-position: 200% 0;
    }
}

.shimmer {
    background: linear-gradient(90deg,
            var(--color-bg-tertiary) 25%,
            var(--color-bg-secondary) 50%,
            var(--color-bg-tertiary) 75%);
    background-size: 200% 100%;
    animation: shimmer 2s infinite;
}

/* Gradient border glow for emphasis */
.glow-border {
    position: relative;
}

.glow-border::after {
    content: '';
    position: absolute;
    inset: -1px;
    background: linear-gradient(135deg, var(--color-gold), var(--color-crimson), var(--color-gold));
    border-radius: inherit;
    z-index: -1;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.glow-border:hover::after {
    opacity: 1;
}

/* ============================================================
   FLOATING WHATSAPP BUTTON
   ============================================================ */
.whatsapp-float {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    z-index: 1050;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 3.5rem;
    height: 3.5rem;
    background: #25d366;
    color: #fff;
    border-radius: var(--radius-full);
    box-shadow:
        0 4px 14px rgba(37, 211, 102, 0.4),
        0 2px 6px rgba(0, 0, 0, 0.25);
    transition:
        transform var(--transition-fast),
        box-shadow var(--transition-fast),
        background var(--transition-fast);
    animation: whatsappBounceIn 0.6s 1.5s both cubic-bezier(0.34, 1.56, 0.64, 1);
    text-decoration: none;
}

.whatsapp-float:hover {
    transform: scale(1.12);
    background: #22c55e;
    color: #fff;
    box-shadow:
        0 6px 24px rgba(37, 211, 102, 0.5),
        0 3px 10px rgba(0, 0, 0, 0.3);
}

.whatsapp-float:active {
    transform: scale(0.95);
}

.whatsapp-float__icon {
    width: 1.75rem;
    height: 1.75rem;
    flex-shrink: 0;
}

/* Pulse ring animation */
.whatsapp-float__pulse {
    position: absolute;
    inset: -4px;
    border-radius: var(--radius-full);
    border: 2px solid rgba(37, 211, 102, 0.6);
    animation: whatsappPulse 2s ease-out infinite;
    pointer-events: none;
}

@keyframes whatsappPulse {
    0% {
        transform: scale(1);
        opacity: 0.6;
    }

    100% {
        transform: scale(1.5);
        opacity: 0;
    }
}

@keyframes whatsappBounceIn {
    0% {
        opacity: 0;
        transform: scale(0) translateY(2rem);
    }

    100% {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

/* Responsive: slightly larger on desktop */
@media (min-width: 48rem) {
    .whatsapp-float {
        bottom: 2rem;
        right: 2rem;
        width: 4rem;
        height: 4rem;
    }

    .whatsapp-float__icon {
        width: 2rem;
        height: 2rem;
    }
}

/* ============================================================
   CLIENTS TICKER SECTION
   ============================================================ */
.clients {
    padding: var(--space-3xl) 0;
    overflow: hidden;
}

.clients__ticker {
    position: relative;
    width: 100%;
    overflow: hidden;
    background: var(--color-bg-glass);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.03),
        0 2px 20px rgba(0, 0, 0, 0.2),
        0 1px 0 var(--color-gold-dark);
}

/* Gradient fade masks on edges */
.clients__ticker::before,
.clients__ticker::after {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    width: 6rem;
    z-index: 2;
    pointer-events: none;
}

.clients__ticker::before {
    left: 0;
    background: linear-gradient(to right,
            var(--color-bg-primary) 0%,
            transparent 100%);
}

.clients__ticker::after {
    right: 0;
    background: linear-gradient(to left,
            var(--color-bg-primary) 0%,
            transparent 100%);
}

/* Gold glow line at the bottom */
.clients__ticker {
    position: relative;
}

.clients__track {
    display: flex;
    align-items: center;
    width: max-content;
    animation: clients-scroll 40s linear infinite;
}

.clients__item {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-2xl) var(--space-md);
    width: 60vw;
}

.clients__logo {
    height: 5rem;
    width: auto;
    max-width: 50vw;
    object-fit: contain;
    filter: brightness(0) invert(1);
    opacity: 0.5;
    transition: opacity var(--transition-base),
        filter var(--transition-base),
        transform var(--transition-base);
}

.clients__logo:hover {
    opacity: 1;
    filter: none;
    transform: scale(1.08);
}

/* Pause animation on hover for accessibility */
.clients__ticker:hover .clients__track {
    animation-play-state: paused;
}

@keyframes clients-scroll {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
    }
}

/* Respect reduced motion preferences */
@media (prefers-reduced-motion: reduce) {
    .clients__track {
        animation: none;
    }
}

/* Responsive adjustments */
@media (min-width: 48rem) {

    .clients__ticker::before,
    .clients__ticker::after {
        width: 10rem;
    }

    .clients__track {
        animation: clients-scroll 30s linear infinite;
    }

    .clients__item {
        padding: var(--space-xl) var(--space-3xl);
        width: auto;
        min-width: 10rem;
    }

    .clients__logo {
        height: 3rem;
        max-width: 12rem;
    }
}

@media (min-width: 64rem) {

    .clients__ticker::before,
    .clients__ticker::after {
        width: 14rem;
    }

    .clients__logo {
        height: 3.5rem;
    }
}