/* ========================================
   SATHISH MARIMUTHU — Portfolio Stylesheet
   ======================================== */

/* ---------- CSS Custom Properties ---------- */
:root {
    --primary-teal: #008080;
    --dark-teal: #006666;
    --light-teal: #e0f2f1;
    --primary-mustard: #E1AD00;
    --dark-mustard: #BE7405;
    --nutmeg: #916860;
    --dark-bg: #1a1a2e;
    --dark-card: #16213e;
    --white: #ffffff;
    --body-text: #333333;
    --light-gray: #f8f9fa;
    --medium-gray: #e9ecef;
    --border-gray: #dee2e6;
    --text-muted: #6c757d;

    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-display: 'Playfair Display', Georgia, 'Times New Roman', serif;

    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.16);
    --shadow-xl: 0 16px 64px rgba(0, 0, 0, 0.2);

    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;

    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 30px;

    --container-max: 1200px;
    --section-padding: 100px;
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.7;
    color: var(--body-text);
    background-color: var(--white);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul, ol {
    list-style: none;
}

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

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

/* ---------- Utility ---------- */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

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

.section-header {
    text-align: center;
    margin-bottom: 60px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.section-header--light .section-subtitle,
.section-header--light .section-title,
.section-header--light .section-description {
    color: var(--white);
}

.section-subtitle {
    font-family: var(--font-primary);
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--primary-mustard);
    margin-bottom: 12px;
    display: block;
}

.section-title {
    font-family: var(--font-display);
    font-size: 42px;
    font-weight: 700;
    color: var(--dark-bg);
    line-height: 1.2;
    margin-bottom: 16px;
}

.section-header--light .section-title {
    color: var(--white);
}

.section-divider {
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-teal), var(--primary-mustard));
    border-radius: 2px;
    margin: 0 auto 20px;
}

.section-description {
    font-size: 17px;
    color: var(--text-muted);
    line-height: 1.8;
}

.section-header--light .section-description {
    color: rgba(255, 255, 255, 0.8);
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    font-size: 15px;
    font-weight: 600;
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
    letter-spacing: 0.5px;
    cursor: pointer;
    border: 2px solid transparent;
}

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

.btn-primary:hover {
    background: linear-gradient(135deg, var(--dark-mustard), var(--primary-mustard));
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(225, 173, 0, 0.35);
}

.btn-outline {
    background: transparent;
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.4);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--white);
    transform: translateY(-2px);
}

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

/* ---------- Scroll Animations ---------- */
.scroll-animate {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

.animate-fade-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 0.8s ease forwards;
}

.delay-1 { animation-delay: 0.15s; }
.delay-2 { animation-delay: 0.3s; }
.delay-3 { animation-delay: 0.45s; }
.delay-4 { animation-delay: 0.6s; }
.delay-5 { animation-delay: 0.75s; }

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

/* ========================================
   NAVIGATION
   ======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: all var(--transition-base);
}

.navbar.scrolled {
    background: rgba(26, 26, 46, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 12px 0;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    z-index: 1001;
}

.logo-text {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    background: linear-gradient(135deg, var(--primary-teal), var(--dark-teal));
    color: var(--primary-mustard);
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 18px;
    border-radius: var(--radius-sm);
    flex-shrink: 0;
}

.logo-name {
    font-weight: 600;
    font-size: 16px;
    color: var(--white);
    letter-spacing: 0.3px;
}

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

.nav-link {
    color: rgba(255, 255, 255, 0.8);
    font-size: 14px;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: var(--radius-xl);
    transition: all var(--transition-fast);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--white);
    background: rgba(255, 255, 255, 0.1);
}

.nav-link--cta {
    background: linear-gradient(135deg, var(--primary-mustard), var(--dark-mustard));
    color: var(--dark-bg) !important;
    font-weight: 600;
    padding: 8px 24px;
}

.nav-link--cta:hover {
    background: linear-gradient(135deg, var(--dark-mustard), var(--primary-mustard));
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(225, 173, 0, 0.3);
}

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

.hamburger,
.hamburger::before,
.hamburger::after {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--white);
    border-radius: 2px;
    transition: all var(--transition-base);
}

.hamburger {
    position: relative;
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    left: 0;
}

.hamburger::before { top: -7px; }
.hamburger::after { top: 7px; }

.nav-toggle.active .hamburger {
    background: transparent;
}

.nav-toggle.active .hamburger::before {
    top: 0;
    transform: rotate(45deg);
}

.nav-toggle.active .hamburger::after {
    top: 0;
    transform: rotate(-45deg);
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--dark-bg) 0%, #0f3460 40%, var(--dark-teal) 100%);
    overflow: hidden;
}

.hero-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at 30% 50%, rgba(0, 128, 128, 0.15) 0%, transparent 60%),
                radial-gradient(ellipse at 70% 30%, rgba(225, 173, 0, 0.08) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 0 24px;
    max-width: 900px;
}

.hero-greeting {
    font-size: 16px;
    font-weight: 500;
    color: var(--primary-mustard);
    letter-spacing: 4px;
    text-transform: uppercase;
    margin-bottom: 16px;
}

.hero-name {
    font-family: var(--font-display);
    font-size: 72px;
    font-weight: 700;
    color: var(--white);
    line-height: 1.1;
    margin-bottom: 20px;
    background: linear-gradient(135deg, var(--white) 0%, rgba(224, 242, 241, 0.9) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-title-wrapper {
    margin-bottom: 20px;
}

.hero-title {
    font-size: 22px;
    font-weight: 400;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.5;
}

.hero-title .highlight {
    color: var(--primary-mustard);
    font-weight: 600;
}

.hero-tagline {
    font-family: var(--font-display);
    font-size: 20px;
    font-style: italic;
    color: rgba(224, 242, 241, 0.7);
    margin-bottom: 36px;
    line-height: 1.5;
}

.hero-cta {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.hero-badges {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 18px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-xl);
    color: rgba(255, 255, 255, 0.75);
    font-size: 13px;
    font-weight: 500;
    backdrop-filter: blur(10px);
}

.badge i {
    color: var(--primary-mustard);
    font-size: 12px;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.scroll-arrow {
    display: block;
    width: 24px;
    height: 24px;
    border-right: 2px solid rgba(255, 255, 255, 0.4);
    border-bottom: 2px solid rgba(255, 255, 255, 0.4);
    transform: rotate(45deg);
    animation: scrollBounce 2s infinite;
}

@keyframes scrollBounce {
    0%, 20%, 50%, 80%, 100% { transform: rotate(45deg) translate(0, 0); }
    40% { transform: rotate(45deg) translate(5px, 5px); }
    60% { transform: rotate(45deg) translate(3px, 3px); }
}

/* ========================================
   ABOUT SECTION
   ======================================== */
.about {
    background: var(--white);
}

.about-grid {
    display: grid;
    grid-template-columns: 400px 1fr;
    gap: 60px;
    align-items: start;
}

.about-image-wrapper {
    position: relative;
}

.about-image-frame {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about-image {
    width: 100%;
    height: auto;
    display: block;
    aspect-ratio: 3 / 4;
    object-fit: cover;
}

.about-image-accent {
    position: absolute;
    top: -10px;
    left: -10px;
    right: 10px;
    bottom: 10px;
    border: 3px solid var(--primary-teal);
    border-radius: var(--radius-lg);
    z-index: -1;
    opacity: 0.3;
}

.about-image-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: linear-gradient(135deg, var(--primary-mustard), var(--dark-mustard));
    color: var(--dark-bg);
    padding: 20px;
    border-radius: var(--radius-md);
    text-align: center;
    box-shadow: var(--shadow-md);
}

.about-badge-number {
    display: block;
    font-family: var(--font-display);
    font-size: 32px;
    font-weight: 700;
    line-height: 1;
}

.about-badge-text {
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    line-height: 1.3;
    margin-top: 4px;
}

.about-content {
    padding-top: 10px;
}

.about-headline {
    font-family: var(--font-display);
    font-size: 28px;
    font-weight: 600;
    color: var(--dark-bg);
    margin-bottom: 24px;
    line-height: 1.3;
}

.about-text {
    margin-bottom: 16px;
    color: var(--text-muted);
    font-size: 15px;
    line-height: 1.8;
}

.about-text strong {
    color: var(--body-text);
    font-weight: 600;
}

.about-highlights {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 32px;
}

.about-highlight-item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 16px;
    background: var(--light-teal);
    border-radius: var(--radius-md);
    border-left: 3px solid var(--primary-teal);
    transition: transform var(--transition-fast);
}

.about-highlight-item:hover {
    transform: translateX(4px);
}

.about-highlight-item i {
    color: var(--primary-teal);
    font-size: 20px;
    margin-top: 2px;
    flex-shrink: 0;
}

.about-highlight-item strong {
    display: block;
    font-size: 14px;
    color: var(--dark-bg);
    margin-bottom: 2px;
}

.about-highlight-item span {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.4;
}

/* ========================================
   CORE PHILOSOPHY SECTION
   ======================================== */
.philosophy {
    background: var(--light-gray);
}

.philosophy-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
}

.philosophy-card {
    background: var(--white);
    padding: 32px 28px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    border: 1px solid var(--medium-gray);
    position: relative;
    overflow: hidden;
}

.philosophy-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-teal), var(--primary-mustard));
    opacity: 0;
    transition: opacity var(--transition-base);
}

.philosophy-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-teal);
}

.philosophy-card:hover::before {
    opacity: 1;
}

.philosophy-icon {
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--light-teal), rgba(0, 128, 128, 0.1));
    color: var(--primary-teal);
    font-size: 22px;
    border-radius: var(--radius-sm);
    margin-bottom: 20px;
}

.philosophy-card h3 {
    font-family: var(--font-primary);
    font-size: 16px;
    font-weight: 700;
    color: var(--dark-bg);
    margin-bottom: 10px;
    line-height: 1.4;
}

.philosophy-card p {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.7;
}

/* ========================================
   EXPERTISE SECTION
   ======================================== */
.expertise {
    background: var(--white);
}

.expertise-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 28px;
    margin-bottom: 50px;
}

.expertise-card {
    background: var(--white);
    padding: 36px 30px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    border: 1px solid var(--medium-gray);
    position: relative;
}

.expertise-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.expertise-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--dark-bg), var(--dark-card));
    color: var(--primary-mustard);
    font-size: 24px;
    border-radius: var(--radius-md);
    margin-bottom: 24px;
}

.expertise-card h3 {
    font-family: var(--font-primary);
    font-size: 18px;
    font-weight: 700;
    color: var(--dark-bg);
    margin-bottom: 12px;
}

.expertise-card p {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.7;
}

.expertise-domains {
    background: linear-gradient(135deg, var(--dark-bg), var(--dark-card));
    padding: 40px;
    border-radius: var(--radius-lg);
    text-align: center;
}

.domains-title {
    font-family: var(--font-display);
    font-size: 22px;
    color: var(--white);
    margin-bottom: 24px;
    font-weight: 600;
}

.domains-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
}

.domain-tag {
    display: inline-block;
    padding: 10px 22px;
    background: rgba(0, 128, 128, 0.2);
    border: 1px solid rgba(0, 128, 128, 0.4);
    color: var(--light-teal);
    font-size: 14px;
    font-weight: 500;
    border-radius: var(--radius-xl);
    transition: all var(--transition-fast);
}

.domain-tag:hover {
    background: rgba(0, 128, 128, 0.4);
    border-color: var(--primary-teal);
    transform: translateY(-2px);
}

/* ========================================
   IMPACT SECTION
   ======================================== */
.impact {
    position: relative;
    background: linear-gradient(135deg, var(--dark-bg) 0%, #0f3460 50%, var(--dark-teal) 100%);
    overflow: hidden;
}

.impact-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 20% 80%, rgba(0, 128, 128, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(225, 173, 0, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.impact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 24px;
    position: relative;
    z-index: 1;
    max-width: 1100px;
    margin: 0 auto;
}

.impact-card {
    text-align: center;
    padding: 32px 20px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(10px);
    transition: all var(--transition-base);
}

.impact-card:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-4px);
    border-color: rgba(225, 173, 0, 0.3);
}

.impact-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-mustard), var(--dark-mustard));
    color: var(--dark-bg);
    font-size: 18px;
    border-radius: 50%;
    margin: 0 auto 16px;
}

.impact-number {
    font-family: var(--font-display);
    font-size: 34px;
    font-weight: 700;
    color: var(--white);
    line-height: 1.1;
    margin-bottom: 6px;
}

.impact-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--primary-mustard);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.8px;
}

.impact-detail {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.5;
}

/* ========================================
   THOUGHT LEADERSHIP SECTION
   ======================================== */
.leadership {
    background: var(--light-gray);
}

.leadership-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 24px;
}

.leadership-card {
    background: var(--white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    border: 1px solid var(--medium-gray);
    display: flex;
}

.leadership-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.leadership-card-accent {
    width: 5px;
    background: linear-gradient(180deg, var(--primary-teal), var(--primary-mustard));
    flex-shrink: 0;
}

.leadership-card-content {
    padding: 28px;
    flex: 1;
}

.leadership-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 14px;
    background: var(--light-teal);
    color: var(--dark-teal);
    font-size: 12px;
    font-weight: 600;
    border-radius: var(--radius-xl);
    margin-bottom: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.leadership-card h3 {
    font-family: var(--font-primary);
    font-size: 17px;
    font-weight: 700;
    color: var(--dark-bg);
    margin-bottom: 10px;
    line-height: 1.4;
}

.leadership-venue {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--primary-teal);
    font-weight: 500;
    margin-bottom: 10px;
}

.leadership-venue i {
    font-size: 11px;
}

.leadership-desc {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.6;
}

/* ========================================
   CLIENT REFERENCES SECTION
   ======================================== */
.references {
    background: var(--white);
}

.references-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 28px;
}

.reference-card {
    text-align: center;
    padding: 40px 30px;
    background: linear-gradient(135deg, var(--light-teal), rgba(0, 128, 128, 0.05));
    border-radius: var(--radius-lg);
    border: 1px solid rgba(0, 128, 128, 0.15);
    transition: all var(--transition-base);
}

.reference-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.reference-icon {
    color: var(--primary-teal);
    font-size: 28px;
    margin-bottom: 16px;
    opacity: 0.4;
}

.reference-title {
    font-family: var(--font-display);
    font-size: 24px;
    font-weight: 700;
    color: var(--dark-bg);
    margin-bottom: 8px;
}

.reference-org {
    font-size: 14px;
    color: var(--text-muted);
    font-weight: 500;
}

/* ========================================
   CONTACT SECTION
   ======================================== */
.contact {
    background: linear-gradient(135deg, var(--dark-bg) 0%, var(--dark-card) 100%);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-card {
    padding: 28px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.contact-card:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(0, 128, 128, 0.3);
}

.contact-card-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-teal), var(--dark-teal));
    color: var(--white);
    font-size: 20px;
    border-radius: var(--radius-sm);
    margin-bottom: 16px;
}

.contact-card h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 8px;
}

.contact-card a,
.contact-card p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    transition: color var(--transition-fast);
}

.contact-card a:hover {
    color: var(--primary-mustard);
}

/* Contact Form */
.contact-form-wrapper {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: 40px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-sm);
    color: var(--white);
    font-size: 15px;
    transition: all var(--transition-fast);
    outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.35);
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--primary-teal);
    background: rgba(255, 255, 255, 0.12);
    box-shadow: 0 0 0 3px rgba(0, 128, 128, 0.15);
}

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

.contact-form .btn-primary {
    margin-top: 8px;
    padding: 16px 32px;
    font-size: 16px;
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
    background: #0d0d1a;
    padding: 60px 0 0;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr auto auto;
    gap: 40px;
    align-items: start;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-logo {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary-teal), var(--dark-teal));
    color: var(--primary-mustard);
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 20px;
    border-radius: var(--radius-sm);
    margin-bottom: 12px;
}

.footer-name {
    font-size: 18px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 4px;
}

.footer-title {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.5);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--primary-mustard);
}

.footer-social {
    display: flex;
    gap: 12px;
}

.footer-social a {
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: rgba(255, 255, 255, 0.7);
    font-size: 16px;
    transition: all var(--transition-fast);
}

.footer-social a:hover {
    background: var(--primary-teal);
    border-color: var(--primary-teal);
    color: var(--white);
    transform: translateY(-2px);
}

.footer-bottom {
    text-align: center;
    padding: 24px 0;
}

.footer-bottom p {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.4);
}

/* ========================================
   BACK TO TOP
   ======================================== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-teal), var(--dark-teal));
    color: var(--white);
    font-size: 18px;
    border-radius: 50%;
    box-shadow: var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition-base);
    z-index: 999;
    cursor: pointer;
}

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

.back-to-top:hover {
    background: linear-gradient(135deg, var(--dark-teal), var(--primary-teal));
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

/* Large Desktop */
@media (max-width: 1280px) {
    :root {
        --container-max: 1100px;
    }
}

/* Laptop / Small Desktop */
@media (max-width: 1024px) {
    :root {
        --section-padding: 80px;
    }

    .hero-name {
        font-size: 60px;
    }

    .about-grid {
        grid-template-columns: 350px 1fr;
        gap: 40px;
    }

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

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

/* Tablet */
@media (max-width: 768px) {
    :root {
        --section-padding: 60px;
    }

    /* Nav Mobile */
    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--dark-bg);
        flex-direction: column;
        align-items: stretch;
        padding: 100px 30px 40px;
        gap: 12px;
        transition: right var(--transition-base);
        box-shadow: -10px 0 40px rgba(0, 0, 0, 0.5);
    }

    .nav-menu.active {
        right: 0;
    }

    .nav-link {
        padding: 16px 18px;
        font-size: 17px;
        border-radius: var(--radius-sm);
    }

    .nav-menu li:last-child {
        margin-top: 50px;
    }

    .nav-link--cta {
        text-align: center;
        font-size: 17px;
        padding: 16px 24px;
    }

    /* Hero */
    .hero-name {
        font-size: 44px;
    }

    .hero-title {
        font-size: 18px;
    }

    .hero-tagline {
        font-size: 17px;
    }

    .hero-badges {
        flex-direction: column;
        align-items: center;
    }

    /* About */
    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .about-image-wrapper {
        max-width: 350px;
        margin: 0 auto;
    }

    .about-highlights {
        grid-template-columns: 1fr;
    }

    .section-title {
        font-size: 34px;
    }

    /* Expertise */
    .expertise-grid {
        grid-template-columns: 1fr;
    }

    .expertise-domains {
        padding: 30px 20px;
    }

    /* Impact */
    .impact-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .impact-number {
        font-size: 30px;
    }

    /* Leadership */
    .leadership-grid {
        grid-template-columns: 1fr;
    }

    /* Contact */
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .contact-form-wrapper {
        padding: 28px;
    }

    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
        text-align: center;
    }

    .footer-links {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        gap: 16px;
    }

    .footer-social {
        justify-content: center;
    }
}

/* Mobile */
@media (max-width: 480px) {
    :root {
        --section-padding: 50px;
    }

    .container {
        padding: 0 16px;
    }

    .hero-name {
        font-size: 34px;
    }

    .hero-title {
        font-size: 16px;
    }

    .hero-tagline {
        font-size: 15px;
    }

    .hero-greeting {
        font-size: 13px;
    }

    .btn {
        padding: 12px 24px;
        font-size: 14px;
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

    .hero-cta .btn {
        width: 100%;
        justify-content: center;
        max-width: 280px;
    }

    .section-title {
        font-size: 28px;
    }

    .section-header {
        margin-bottom: 40px;
    }

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

    .philosophy-card {
        padding: 24px 20px;
    }

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

    .impact-card {
        padding: 24px 16px;
    }

    .impact-number {
        font-size: 28px;
    }

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

    .about-image-badge {
        right: 0;
        bottom: -15px;
    }

    .contact-form-wrapper {
        padding: 20px;
    }

    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 42px;
        height: 42px;
        font-size: 16px;
    }
}

/* Small Mobile */
@media (max-width: 360px) {
    .hero-name {
        font-size: 28px;
    }

    .section-title {
        font-size: 24px;
    }

    .impact-number {
        font-size: 32px;
    }

    .logo-name {
        display: none;
    }
}

/* Print Styles */
@media print {
    .navbar,
    .hero-canvas,
    .scroll-indicator,
    .back-to-top,
    .nav-toggle,
    .contact-form-wrapper {
        display: none !important;
    }

    .hero {
        min-height: auto;
        padding: 40px 0;
        background: var(--dark-bg) !important;
        print-color-adjust: exact;
        -webkit-print-color-adjust: exact;
    }

    .section {
        padding: 30px 0;
        break-inside: avoid;
    }

    body {
        font-size: 12pt;
    }
}

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

    .scroll-animate {
        opacity: 1;
        transform: none;
    }

    .animate-fade-up {
        opacity: 1;
        transform: none;
    }
}

/* Focus Styles for Accessibility */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 2px solid var(--primary-mustard);
    outline-offset: 2px;
}

/* Selection */
::selection {
    background: rgba(0, 128, 128, 0.3);
    color: var(--dark-bg);
}