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

html {
    scroll-behavior: smooth;
    scrollbar-width: thin;
    scrollbar-color: rgba(0, 246, 255, 0.2) #0a0a0c;
}

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: #0a0a0c; }
::-webkit-scrollbar-thumb { background: rgba(0, 246, 255, 0.2); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(0, 246, 255, 0.4); }

::selection {
    background: rgba(0, 246, 255, 0.2);
    color: #e4e8ec;
}

/* ===================================
   CUSTOM PROPERTIES
   =================================== */
:root {
    --bg: #0a0a0c;
    --bg-elevated: #0e0e14;
    --bg-card: #111118;
    --bg-card-hover: #16161f;

    --cyan: #00f6ff;
    --cyan-soft: #00c8d4;
    --blue: #0066ff;
    --blue-bright: #4d94ff;

    --text: #b8bcc2;
    --text-bright: #e4e8ec;
    --text-dim: #4a4e56;

    --border: rgba(255, 255, 255, 0.06);
    --border-cyan: rgba(0, 246, 255, 0.12);

    --font-display: 'Audiowide', cursive;
    --font-heading: 'Rajdhani', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

body {
    background-color: var(--bg);
    color: var(--text);
    font-family: var(--font-mono);
    font-size: 15px;
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Subtle dot grid texture */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image: radial-gradient(circle at 1px 1px, rgba(0, 246, 255, 0.025) 1px, transparent 0);
    background-size: 48px 48px;
    pointer-events: none;
    z-index: 0;
}

/* Noise overlay — applied via JS */
body::after {
    content: '';
    position: fixed;
    inset: 0;
    background: var(--noise-texture, none);
    background-size: 200px;
    pointer-events: none;
    z-index: 10000;
    opacity: 0.035;
}

a { color: inherit; }

/* ===================================
   NAVIGATION
   =================================== */
#nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px 40px;
    transition: background 0.4s, padding 0.4s, border-color 0.4s;
    border-bottom: 1px solid transparent;
}

#nav.scrolled {
    background: rgba(10, 10, 12, 0.88);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    padding: 14px 40px;
    border-bottom-color: rgba(0, 246, 255, 0.06);
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.nav-brand a {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.nav-logo {
    height: 36px;
    width: auto;
    display: block;
    transition: opacity 0.3s;
}

.nav-logo-wsg {
    height: 28px;
}

.nav-logo:hover {
    opacity: 0.8;
}

.nav-amp {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 300;
    color: #ffffff;
    opacity: 0.9;
    user-select: none;
}

.nav-links {
    display: flex;
    gap: 32px;
}

.nav-links a {
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 1px;
    text-transform: uppercase;
    text-decoration: none;
    color: var(--text-dim);
    transition: color 0.3s;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--cyan);
    transition: width 0.3s;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--text-bright);
}

.nav-links a.active::after {
    width: 100%;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.nav-toggle span {
    display: block;
    width: 22px;
    height: 1.5px;
    background: var(--text-bright);
    transition: transform 0.3s, opacity 0.3s;
}

.nav-toggle.open span:nth-child(1) {
    transform: translateY(6.5px) rotate(45deg);
}
.nav-toggle.open span:nth-child(2) {
    opacity: 0;
}
.nav-toggle.open span:nth-child(3) {
    transform: translateY(-6.5px) rotate(-45deg);
}

/* ===================================
   HERO
   =================================== */
#hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    z-index: 1;
}

#sonar {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at center, transparent 25%, rgba(10, 10, 12, 0.6) 70%),
        linear-gradient(to bottom, transparent 50%, var(--bg) 100%);
    z-index: 1;
    pointer-events: none;
}

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

.hero-coords {
    display: flex;
    justify-content: center;
    gap: 32px;
    margin-bottom: 24px;
}

.hero-coords span {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 3px;
    color: var(--text-dim);
}

.hero-logo {
    width: clamp(180px, 28vw, 320px);
    height: auto;
    display: block;
    margin: 0 auto;
    filter: drop-shadow(0 0 60px rgba(0, 246, 255, 0.1));
}

.hero-divider {
    width: 60px;
    height: 1px;
    background: var(--cyan);
    margin: 28px auto;
    opacity: 0.5;
}

.hero-tagline {
    font-family: var(--font-heading);
    font-size: clamp(18px, 2.5vw, 28px);
    font-weight: 600;
    color: var(--cyan);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 8px;
}

.hero-sub {
    font-family: var(--font-mono);
    font-size: clamp(11px, 1.3vw, 15px);
    color: var(--text-dim);
    letter-spacing: 0.05em;
    margin-bottom: 40px;
}

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

/* Hero load animation */
.hero-anim {
    opacity: 0;
    transform: translateY(18px);
    animation: heroReveal 0.7s ease forwards;
    animation-delay: calc(var(--delay) * 100ms + 300ms);
}

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

/* Scroll cue */
.scroll-cue {
    position: absolute;
    bottom: 36px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.scroll-cue span {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--text-dim);
}

.scroll-line {
    width: 1px;
    height: 36px;
    background: linear-gradient(to bottom, var(--cyan), transparent);
    animation: scrollPulse 2.5s ease-in-out infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 1; transform: scaleY(1); }
    50% { opacity: 0.2; transform: scaleY(0.5); }
}

/* ===================================
   BUTTONS
   =================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 13px 30px;
    font-family: var(--font-mono);
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    text-decoration: none;
    border-radius: 3px;
    transition: all 0.35s ease;
    cursor: pointer;
}

.btn-primary {
    background: var(--cyan);
    color: var(--bg);
    border: 1px solid var(--cyan);
}

.btn-primary:hover {
    background: transparent;
    color: var(--cyan);
    box-shadow: 0 0 24px rgba(0, 246, 255, 0.3);
}

.btn-outline {
    background: transparent;
    color: var(--text-bright);
    border: 1px solid rgba(255, 255, 255, 0.12);
}

.btn-outline:hover {
    border-color: var(--cyan);
    color: var(--cyan);
    box-shadow: 0 0 20px rgba(0, 246, 255, 0.12);
}

/* ===================================
   SECTIONS (Common)
   =================================== */
.section {
    position: relative;
    padding: 128px 0;
    z-index: 2;
}

.section-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 40px;
}

.section-label {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 2px;
    color: var(--cyan);
    opacity: 0.55;
    display: block;
    margin-bottom: 20px;
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(32px, 5vw, 56px);
    font-weight: 700;
    color: var(--text-bright);
    line-height: 1.1;
    margin-bottom: 8px;
}

.section-subtitle {
    font-family: var(--font-mono);
    font-size: 14px;
    color: var(--cyan);
    letter-spacing: 1px;
    margin-bottom: 20px;
}

.section-body {
    font-size: 15px;
    line-height: 1.8;
    color: var(--text);
    max-width: 680px;
    margin-bottom: 48px;
}

/* ===================================
   SCROLL REVEAL SYSTEM
   =================================== */
[data-reveal] {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.75s ease, transform 0.75s ease;
}

[data-reveal].revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Parallax elements: only fade, JS controls transform */
[data-parallax][data-reveal] {
    transform: none;
    transition: opacity 0.8s ease;
}

[data-parallax][data-reveal].revealed {
    transform: none;
}

/* ===================================
   IDENTITY SECTION
   =================================== */
.identity-copy {
    font-family: var(--font-heading);
    font-size: clamp(20px, 2.8vw, 30px);
    font-weight: 500;
    line-height: 1.55;
    color: var(--text-bright);
    max-width: 820px;
    margin-bottom: 64px;
}

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

.credential-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 36px 28px;
    text-align: center;
    transition: border-color 0.4s, box-shadow 0.4s, transform 0.3s;
}

.credential-card:hover {
    border-color: rgba(0, 246, 255, 0.15);
    box-shadow: 0 0 32px rgba(0, 246, 255, 0.06);
    transform: translateY(-3px);
}

.credential-icon {
    font-size: 36px;
    margin-bottom: 18px;
    line-height: 1;
}

.credential-icon-svg {
    width: 44px;
    height: 44px;
    margin-left: auto;
    margin-right: auto;
    color: var(--cyan);
}

.credential-icon-svg svg {
    width: 100%;
    height: 100%;
}

.credential-card h3 {
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 600;
    color: var(--text-bright);
    margin-bottom: 8px;
}

.credential-card p {
    font-size: 13px;
    color: var(--text-dim);
    line-height: 1.6;
}

/* ===================================
   INNOVATION SECTION
   =================================== */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.feature-card {
    background: linear-gradient(145deg, rgba(14, 14, 20, 0.95), rgba(17, 17, 24, 0.95));
    border: 1px solid rgba(0, 246, 255, 0.06);
    border-radius: 14px;
    padding: 36px 28px;
    transition: border-color 0.4s, box-shadow 0.4s;
}

.feature-card:hover {
    border-color: rgba(0, 246, 255, 0.18);
    box-shadow: 0 4px 40px rgba(0, 246, 255, 0.06);
}

.feature-icon {
    width: 44px;
    height: 44px;
    color: var(--cyan);
    margin-bottom: 22px;
}

.feature-icon svg {
    width: 100%;
    height: 100%;
}

.feature-card h3 {
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 600;
    color: var(--text-bright);
    margin-bottom: 10px;
}

.feature-card p {
    font-size: 13px;
    color: var(--text);
    line-height: 1.7;
}

/* ===================================
   WORKSPACEGRIDDER SHOWCASE
   =================================== */
.wsg-showcase {
    margin-top: 56px;
    background: var(--bg-card);
    border: 1px solid rgba(0, 246, 255, 0.1);
    border-radius: 14px;
    padding: 36px 40px;
    position: relative;
    overflow: hidden;
}

.wsg-showcase::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: inherit;
    padding: 1px;
    background: linear-gradient(135deg, rgba(0, 255, 255, 0.2), transparent 30%, transparent 70%, rgba(255, 0, 255, 0.2));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

.wsg-badge {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--cyan);
    opacity: 0.6;
    margin-bottom: 24px;
}

.wsg-content {
    display: flex;
    align-items: center;
    gap: 40px;
}

.wsg-logo {
    height: 64px;
    width: auto;
    flex-shrink: 0;
}

.wsg-info p {
    font-family: var(--font-heading);
    font-size: 17px;
    font-weight: 500;
    color: var(--text);
    line-height: 1.65;
}

.wsg-link {
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--cyan);
    text-decoration: none;
    opacity: 0.7;
    transition: opacity 0.3s;
    display: inline-block;
    margin-top: 12px;
}

.wsg-link:hover {
    opacity: 1;
}

@media (max-width: 640px) {
    .wsg-showcase {
        padding: 28px 24px;
    }

    .wsg-content {
        flex-direction: column;
        align-items: flex-start;
        gap: 24px;
    }

    .wsg-logo {
        height: 48px;
    }
}

/* ===================================
   TIMELINE SECTION
   =================================== */
.timeline {
    position: relative;
    padding-left: 64px;
    margin-top: 48px;
}

.timeline-track {
    position: absolute;
    left: 23px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: rgba(0, 246, 255, 0.08);
    overflow: hidden;
}

.timeline-track::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--track-progress, 0%);
    background: linear-gradient(to bottom, var(--cyan), var(--blue));
    transition: height 0.15s linear;
}

.timeline-entry {
    position: relative;
    padding-bottom: 48px;
}

.timeline-entry:last-child {
    padding-bottom: 0;
}

.timeline-node {
    position: absolute;
    left: -47px;
    top: 6px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: 2px solid rgba(0, 246, 255, 0.2);
    background: var(--bg);
    transition: border-color 0.5s, box-shadow 0.5s, background 0.5s;
    z-index: 1;
}

.timeline-entry.revealed .timeline-node {
    border-color: var(--cyan);
    box-shadow: 0 0 14px rgba(0, 246, 255, 0.4);
    background: rgba(0, 246, 255, 0.15);
}

.timeline-date {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--cyan);
    letter-spacing: 1px;
    margin-bottom: 6px;
    opacity: 0.7;
}

.timeline-content h3 {
    font-family: var(--font-heading);
    font-size: 22px;
    font-weight: 600;
    color: var(--text-bright);
    margin-bottom: 6px;
}

.timeline-content p {
    font-size: 14px;
    color: var(--text);
    line-height: 1.7;
    max-width: 560px;
}

/* ===================================
   TOOLKIT SECTION
   =================================== */
.toolkit-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-top: 48px;
}

.toolkit-card {
    background: var(--bg-card);
    border: 1px solid rgba(0, 246, 255, 0.08);
    border-radius: 12px;
    padding: 28px;
    position: relative;
    overflow: hidden;
    transition: border-color 0.4s, box-shadow 0.4s, transform 0.3s;
}

/* Gradient border overlay */
.toolkit-card::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: inherit;
    padding: 1px;
    background: linear-gradient(135deg, rgba(0, 246, 255, 0.25), transparent 40%, transparent 60%, rgba(0, 102, 255, 0.25));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.6s;
    pointer-events: none;
}

.toolkit-card.revealed::before {
    opacity: 1;
}

.toolkit-card:hover {
    border-color: rgba(0, 246, 255, 0.2);
    box-shadow: 0 0 44px rgba(0, 246, 255, 0.1), inset 0 0 28px rgba(0, 246, 255, 0.02);
    transform: translateY(-3px);
}

/* Scan line effect on hover */
.toolkit-card::after {
    content: '';
    position: absolute;
    top: -100%;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(0, 246, 255, 0.4), transparent);
    transition: none;
    pointer-events: none;
}

.toolkit-card:hover::after {
    animation: scanLine 1.2s ease-out;
}

@keyframes scanLine {
    from { top: -10%; }
    to { top: 110%; }
}

.toolkit-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 14px;
}

.toolkit-tag {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--cyan);
    opacity: 0.55;
}

.toolkit-indicator {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: rgba(0, 246, 255, 0.2);
    transition: background 0.5s, box-shadow 0.5s;
}

.toolkit-card.revealed .toolkit-indicator {
    background: var(--cyan);
    box-shadow: 0 0 8px var(--cyan);
    animation: indicatorPulse 2.5s ease-in-out infinite;
}

@keyframes indicatorPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.35; }
}

.toolkit-card h3 {
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 600;
    color: var(--text-bright);
    margin-bottom: 16px;
}

.toolkit-items {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.toolkit-items span {
    font-family: var(--font-mono);
    font-size: 11px;
    padding: 5px 10px;
    background: rgba(0, 246, 255, 0.03);
    border: 1px solid rgba(0, 246, 255, 0.07);
    border-radius: 4px;
    color: var(--text);
    transition: border-color 0.3s, color 0.3s, background 0.3s;
}

.toolkit-card:hover .toolkit-items span {
    border-color: rgba(0, 246, 255, 0.14);
    color: var(--text-bright);
    background: rgba(0, 246, 255, 0.05);
}

/* ===================================
   EDUCATION SECTION
   =================================== */
.edu-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 48px;
    margin-top: 48px;
}

.edu-side {
    display: flex;
    flex-direction: column;
    gap: 36px;
}

.edu-group-title {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--cyan);
    opacity: 0.55;
    margin-bottom: 16px;
}

.edu-card {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 14px 0;
    border-bottom: 1px solid var(--border);
}

.edu-card:last-child {
    border-bottom: none;
}

.edu-degree {
    font-family: var(--font-mono);
    font-size: 13px;
    font-weight: 500;
    color: var(--cyan);
    min-width: 90px;
    flex-shrink: 0;
}

.edu-details {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.edu-field {
    font-family: var(--font-heading);
    font-size: 17px;
    font-weight: 500;
    color: var(--text-bright);
    line-height: 1.4;
}

.edu-school {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-dim);
}

/* ===================================
   MAKER SECTION
   =================================== */
.maker-copy {
    font-family: var(--font-heading);
    font-size: clamp(18px, 2.2vw, 24px);
    font-weight: 500;
    color: var(--text-bright);
    line-height: 1.6;
    max-width: 720px;
}

.lang-title {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--cyan);
    opacity: 0.55;
    margin-bottom: 16px;
}

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

.lang-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 18px;
    border: 1px solid var(--border);
    border-radius: 24px;
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--text);
    transition: border-color 0.3s, color 0.3s;
}

.lang-badge:hover {
    border-color: rgba(0, 246, 255, 0.2);
    color: var(--text-bright);
}

.lang-badge small {
    font-size: 10px;
    color: var(--text-dim);
    letter-spacing: 1px;
    text-transform: uppercase;
}

.lang-native {
    border-color: rgba(0, 246, 255, 0.25);
    color: var(--cyan);
}

.lang-fluent {
    border-color: rgba(0, 102, 255, 0.25);
    color: var(--blue-bright);
}

.languages {
    margin-top: 48px;
}

/* ===================================
   CONTACT / FOOTER
   =================================== */
.section-footer {
    border-top: 1px solid var(--border);
}

.contact-title {
    font-family: var(--font-heading);
    font-size: clamp(28px, 4vw, 48px);
    font-weight: 700;
    color: var(--text-bright);
    margin-bottom: 48px;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    margin-bottom: 64px;
}

.contact-label {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    color: var(--cyan);
    display: block;
    margin-bottom: 12px;
    opacity: 0.65;
}

.contact-block address,
.contact-block a {
    font-family: var(--font-mono);
    font-size: 14px;
    color: var(--text);
    font-style: normal;
    display: block;
    line-height: 1.9;
    text-decoration: none;
    transition: color 0.3s;
}

.contact-block a:hover {
    color: var(--cyan);
}

.footer-bar {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    padding-top: 48px;
    border-top: 1px solid var(--border);
}

.footer-brand {
    display: flex;
    align-items: center;
}

.footer-logo {
    height: 200px;
    width: auto;
    display: block;
    filter: drop-shadow(0 0 40px rgba(0, 246, 255, 0.06));
    transition: opacity 0.3s;
}

.footer-logo:hover {
    opacity: 0.8;
}

.footer-copy {
    font-size: 12px;
    color: var(--text-dim);
}

/* ===================================
   RESPONSIVE — TABLET
   =================================== */
@media (max-width: 900px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -280px;
        width: 280px;
        height: 100vh;
        background: rgba(10, 10, 12, 0.96);
        backdrop-filter: blur(30px);
        -webkit-backdrop-filter: blur(30px);
        flex-direction: column;
        padding: 100px 40px 40px;
        gap: 24px;
        transition: right 0.4s ease;
        border-left: 1px solid rgba(0, 246, 255, 0.06);
    }

    .nav-links.open {
        right: 0;
    }

    .nav-links a {
        font-size: 14px;
    }

    .nav-toggle {
        display: flex;
    }

    .section {
        padding: 96px 0;
    }

    .credential-row {
        gap: 16px;
    }

    .credential-card {
        padding: 28px 20px;
    }

    .feature-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .toolkit-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .edu-grid {
        grid-template-columns: 1fr;
        gap: 36px;
    }
}

/* ===================================
   RESPONSIVE — MOBILE
   =================================== */
@media (max-width: 640px) {
    #nav {
        padding: 16px 20px;
    }

    #nav.scrolled {
        padding: 12px 20px;
    }

    .section {
        padding: 72px 0;
    }

    .section-inner {
        padding: 0 20px;
    }

    .hero-logo {
        width: clamp(140px, 45vw, 200px);
    }

    .hero-coords {
        gap: 20px;
    }

    .hero-sub {
        margin-bottom: 28px;
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
        gap: 12px;
    }

    .btn {
        width: 100%;
        max-width: 240px;
    }

    .credential-row {
        grid-template-columns: 1fr;
    }

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

    .timeline {
        padding-left: 48px;
    }

    .timeline-node {
        left: -31px;
    }

    .timeline-track {
        left: 14px;
    }

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

    .footer-bar {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }

    .edu-card {
        flex-direction: column;
        gap: 4px;
    }

    .edu-degree {
        min-width: auto;
    }
}