/* ═══════════════════════════════════════════════════════════════════════════
   NARUENAT.K — PORTFOLIO  |  Modern Dark Theme
   PHP 8.2 Portfolio — style.css
   ═══════════════════════════════════════════════════════════════════════════ */

/* ─── 0. RESET & BASE ──────────────────────────────────────────────────────── */

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body {
    background-color: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-sans);
    line-height: 1.7;
    overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a  { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }

/* ─── 1. DESIGN TOKENS ─────────────────────────────────────────────────────── */

:root {
    /* Colors */
    --color-bg:          #070c18;
    --color-surface:     #0d1322;
    --color-card:        rgba(255,255,255,0.04);
    --color-border:      rgba(255,255,255,0.07);
    --color-primary:     #6366f1;
    --color-primary-lt:  #818cf8;
    --color-secondary:   #06b6d4;
    --color-accent:      #f472b6;
    --color-text:        #f1f5f9;
    --color-text-muted:  #94a3b8;
    --color-text-faint:  #4b5563;

    /* Gradients */
    --grad-primary:      linear-gradient(135deg, #6366f1 0%, #06b6d4 100%);
    --grad-subtle:       linear-gradient(135deg, rgba(99,102,241,0.15), rgba(6,182,212,0.08));
    --grad-text:         linear-gradient(135deg, #a5b4fc 0%, #67e8f9 100%);

    /* Fonts */
    --font-sans:         'Inter', system-ui, -apple-system, sans-serif;
    --font-mono:         'JetBrains Mono', 'Fira Code', monospace;

    /* Spacing */
    --section-py:        clamp(4rem, 8vw, 7rem);
    --container-px:      clamp(1.25rem, 5vw, 4rem);
    --container-max:     1200px;

    /* Radius */
    --radius-sm:         0.5rem;
    --radius-md:         1rem;
    --radius-lg:         1.5rem;
    --radius-xl:         2rem;

    /* Shadows */
    --shadow-glow:       0 0 40px rgba(99,102,241,0.25);
    --shadow-card:       0 4px 24px rgba(0,0,0,0.35);
    --shadow-card-hover: 0 8px 40px rgba(0,0,0,0.5), 0 0 20px rgba(99,102,241,0.15);

    /* Nav height */
    --nav-h:             4.5rem;

    /* Transition */
    --transition:        0.3s cubic-bezier(0.4,0,0.2,1);
}

/* ─── 2. TYPOGRAPHY UTILITIES ──────────────────────────────────────────────── */

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

/* ─── 3. LAYOUT ─────────────────────────────────────────────────────────────── */

.section__container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: var(--section-py) var(--container-px);
}

/* ─── 4. SECTION HEADER ─────────────────────────────────────────────────────── */

.section__header {
    text-align: center;
    margin-bottom: 3.5rem;
}

.section__tag {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.78rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-secondary);
    padding: 0.3rem 0.9rem;
    background: rgba(6,182,212,0.1);
    border: 1px solid rgba(6,182,212,0.2);
    border-radius: 2rem;
    margin-bottom: 0.85rem;
}

.section__title {
    font-size: clamp(1.9rem, 4vw, 2.6rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    background: var(--grad-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
}

.section__line {
    width: 3.5rem;
    height: 3px;
    background: var(--grad-primary);
    border-radius: 2px;
    margin: 0 auto;
}

/* ─── 5. BUTTONS ─────────────────────────────────────────────────────────────── */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.7rem 1.6rem;
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    font-weight: 600;
    transition: var(--transition);
    white-space: nowrap;
}

.btn--primary {
    background: var(--grad-primary);
    color: #fff;
    box-shadow: 0 4px 20px rgba(99,102,241,0.35);
}

.btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(99,102,241,0.5);
}

.btn--ghost {
    border: 1px solid var(--color-border);
    color: var(--color-text);
    background: rgba(255,255,255,0.03);
}

.btn--ghost:hover {
    border-color: var(--color-primary);
    background: rgba(99,102,241,0.08);
    transform: translateY(-2px);
}

.btn--lg {
    padding: 0.9rem 2rem;
    font-size: 1.05rem;
}

/* ─── 6. NAVBAR ──────────────────────────────────────────────────────────────── */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    height: var(--nav-h);
    transition: background var(--transition), box-shadow var(--transition);
}

.navbar.scrolled {
    background: rgba(7,12,24,0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 var(--color-border);
}

.navbar__inner {
    max-width: var(--container-max);
    height: 100%;
    margin: 0 auto;
    padding: 0 var(--container-px);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.navbar__logo {
    font-family: var(--font-mono);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-text);
    transition: color var(--transition);
}

.navbar__logo:hover { color: var(--color-primary-lt); }

.navbar__logo-bracket {
    color: var(--color-primary);
}

.navbar__links {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    margin-left: auto;
}

.navbar__link {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--color-text-muted);
    padding: 0.4rem 0.75rem;
    border-radius: var(--radius-sm);
    transition: color var(--transition), background var(--transition);
    position: relative;
}

.navbar__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 60%;
    height: 2px;
    background: var(--grad-primary);
    border-radius: 2px;
    transition: transform var(--transition);
}

.navbar__link:hover,
.navbar__link.active {
    color: var(--color-text);
}

.navbar__link.active::after,
.navbar__link:hover::after {
    transform: translateX(-50%) scaleX(1);
}

/* Hamburger */
.navbar__hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 2.2rem;
    height: 2.2rem;
    padding: 0.2rem;
}

.navbar__bar {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
    transition: transform var(--transition), opacity var(--transition);
}

.navbar__hamburger[aria-expanded="true"] .navbar__bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.navbar__hamburger[aria-expanded="true"] .navbar__bar:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}
.navbar__hamburger[aria-expanded="true"] .navbar__bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Drawer */
.navbar__drawer {
    position: absolute;
    top: var(--nav-h);
    left: 0;
    right: 0;
    background: rgba(7,12,24,0.97);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
    padding: 1.5rem var(--container-px);
    transform: translateY(-110%);
    transition: transform var(--transition);
    z-index: 99;
}

.navbar__drawer[aria-hidden="false"] {
    transform: translateY(0);
}

.navbar__drawer-links {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.navbar__drawer-link {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    padding: 0.85rem 1rem;
    border-radius: var(--radius-sm);
    color: var(--color-text-muted);
    font-size: 1.05rem;
    font-weight: 500;
    transition: background var(--transition), color var(--transition);
}

.navbar__drawer-link:hover {
    background: rgba(255,255,255,0.04);
    color: var(--color-text);
}

.navbar__drawer-num {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    color: var(--color-primary);
}

/* ─── Language Switcher ───────────────────────────────────────────────────────── */

.navbar__lang {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    margin-left: 0.5rem;
}

.navbar__lang-btn {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
    padding: 0.25rem 0.55rem;
    border: 1px solid var(--color-border);
    border-radius: 0.3rem;
    text-decoration: none;
    transition: color var(--transition), border-color var(--transition),
                background var(--transition);
}

.navbar__lang-btn:hover {
    color: var(--color-text);
    border-color: var(--color-primary);
}

.navbar__lang-btn--active {
    color: var(--color-primary-lt);
    border-color: var(--color-primary);
    background: rgba(99, 102, 241, 0.1);
}

.navbar__drawer-lang {
    display: flex;
    gap: 0.5rem;
    padding: 1rem 1rem 0.5rem;
    border-top: 1px solid var(--color-border);
    margin-top: 0.5rem;
}

 ─────────────────────────────────────────────────────────────────── */

.hero {
    position: relative;
    min-height: 100svh;
    display: flex;
    align-items: center;
    overflow: hidden;
    padding-top: var(--nav-h);
}

/* Background */
.hero__bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
    z-index: 0;
}

.hero__orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    animation: orbFloat 8s ease-in-out infinite;
}

.hero__orb--1 {
    width: 600px;
    height: 600px;
    top: -150px;
    left: -100px;
    background: radial-gradient(circle, rgba(99,102,241,0.18) 0%, transparent 70%);
    animation-delay: 0s;
}

.hero__orb--2 {
    width: 500px;
    height: 500px;
    bottom: -100px;
    right: -80px;
    background: radial-gradient(circle, rgba(6,182,212,0.15) 0%, transparent 70%);
    animation-delay: -3s;
}

.hero__orb--3 {
    width: 350px;
    height: 350px;
    top: 40%;
    left: 40%;
    background: radial-gradient(circle, rgba(244,114,182,0.08) 0%, transparent 70%);
    animation-delay: -6s;
}

.hero__grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, black 40%, transparent 100%);
}

@keyframes orbFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33%       { transform: translate(20px, -30px) scale(1.05); }
    66%       { transform: translate(-15px, 20px) scale(0.95); }
}

/* Hero content */
.hero__container {
    position: relative;
    z-index: 1;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: var(--section-py) var(--container-px);
    width: 100%;
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: center;
    gap: 4rem;
}

.hero__content { max-width: 640px; }

.hero__greeting {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--color-secondary);
    margin-bottom: 0.75rem;
}

.hero__dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    background: var(--color-secondary);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(6,182,212,0.5); }
    50%       { box-shadow: 0 0 0 8px rgba(6,182,212,0); }
}

.hero__name {
    font-size: clamp(2.4rem, 6vw, 4.2rem);
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: -0.03em;
    background: var(--grad-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.85rem;
}

.hero__role {
    display: flex;
    align-items: center;
    font-family: var(--font-mono);
    font-size: clamp(1rem, 2.5vw, 1.35rem);
    color: var(--color-text-muted);
    margin-bottom: 1.5rem;
    min-height: 2rem;
}

.hero__role-prefix {
    color: var(--color-primary);
    margin-right: 0.25rem;
}

.typewriter__cursor {
    color: var(--color-primary);
    animation: blink 1s step-end infinite;
    margin-left: 2px;
}

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

.hero__desc {
    font-size: 1.05rem;
    color: var(--color-text-muted);
    margin-bottom: 2rem;
    max-width: 520px;
    line-height: 1.75;
}

.hero__cta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.85rem;
    margin-bottom: 2rem;
}

.hero__socials {
    display: flex;
    gap: 0.75rem;
}

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

.hero__social-link:hover {
    border-color: var(--color-primary);
    color: var(--color-text);
    background: rgba(99,102,241,0.08);
    transform: translateY(-3px);
}

/* Experience badge */
.hero__badge {
    position: relative;
    width: 170px;
    height: 170px;
    flex-shrink: 0;
}

.hero__badge-ring {
    position: relative;
    width: 100%;
    height: 100%;
}

.hero__badge-progress {
    width: 100%;
    height: 100%;
    animation: rotateSvg 8s linear infinite;
}

@keyframes rotateSvg {
    from { transform: rotate(0deg); }
    to   { transform: rotate(360deg); }
}

.hero__badge-inner {
    position: absolute;
    inset: 12px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: var(--color-surface);
    border-radius: 50%;
    border: 1px solid var(--color-border);
    text-align: center;
}

.hero__badge-years {
    font-size: 2.5rem;
    font-weight: 900;
    background: var(--grad-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.hero__badge-label {
    font-size: 0.72rem;
    color: var(--color-text-muted);
    line-height: 1.3;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: 0.25rem;
}

/* Scroll hint */
.hero__scroll {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    color: var(--color-text-faint);
    transition: color var(--transition);
    z-index: 1;
}

.hero__scroll:hover { color: var(--color-text-muted); }

.hero__scroll-dot {
    animation: scrollDot 2s ease-in-out infinite;
}

@keyframes scrollDot {
    0%, 100% { transform: translateY(0); }
    50%       { transform: translateY(14px); }
}

/* ─── 8. ABOUT ────────────────────────────────────────────────────────────────── */

.about { background: var(--color-surface); }

.about__top {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 3rem;
    align-items: start;
    margin-bottom: 4rem;
}

.about__lead {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 1rem;
}

.about__body {
    font-size: 1rem;
    color: var(--color-text-muted);
    margin-bottom: 1.5rem;
}

.about__list {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.about__list li {
    position: relative;
    padding-left: 1.2rem;
    font-size: 0.95rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}

.about__list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.6rem;
    width: 6px;
    height: 6px;
    background: var(--color-primary);
    border-radius: 50%;
}

/* Stats */
.about__stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.stat-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 1.25rem 1rem;
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    min-width: 120px;
    transition: border-color var(--transition), box-shadow var(--transition);
}

.stat-card:hover {
    border-color: rgba(99,102,241,0.3);
    box-shadow: var(--shadow-card);
}

.stat-card__num {
    font-size: 2.2rem;
    font-weight: 900;
    background: var(--grad-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.stat-card__lbl {
    font-size: 0.78rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: 0.4rem;
    line-height: 1.4;
}

/* Skills */
.skills__heading {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 1.25rem;
}

.skills__tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 2rem;
}

.skills__tab {
    font-size: 0.82rem;
    font-weight: 500;
    padding: 0.4rem 0.9rem;
    border-radius: 2rem;
    color: var(--color-text-muted);
    border: 1px solid var(--color-border);
    transition: background var(--transition), color var(--transition), border-color var(--transition);
}

.skills__tab:hover {
    color: var(--color-text);
    border-color: var(--color-primary-lt);
}

.skills__tab--active {
    background: var(--grad-primary);
    color: #fff;
    border-color: transparent;
}

.skills__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 0.85rem;
}

.skill-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.6rem;
    padding: 1rem 0.6rem;
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    text-align: center;
    transition: border-color var(--transition), transform var(--transition),
                box-shadow var(--transition), opacity 0.25s, scale 0.25s;
}

.skill-card:hover {
    border-color: rgba(99,102,241,0.4);
    transform: translateY(-4px);
    box-shadow: var(--shadow-card-hover);
}

.skill-card.hidden {
    display: none;
}

.skill-card__icon {
    font-size: 2.2rem;
    line-height: 1;
}

.skill-card__name {
    font-size: 0.72rem;
    color: var(--color-text-muted);
    font-weight: 500;
    line-height: 1.3;
}

/* ─── 9. EXPERIENCE ───────────────────────────────────────────────────────────── */

.exp-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3.5rem;
    align-items: start;
}

.exp-col__title {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 2rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--color-border);
}

.exp-col__title svg {
    color: var(--color-primary);
}

/* Timeline */
.timeline {
    display: flex;
    flex-direction: column;
    gap: 0;
    position: relative;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 10px;
    top: 12px;
    bottom: 12px;
    width: 2px;
    background: linear-gradient(to bottom, var(--color-primary), var(--color-secondary));
    opacity: 0.3;
    border-radius: 2px;
}

.timeline__item {
    display: grid;
    grid-template-columns: 24px 1fr;
    gap: 1rem;
    padding-bottom: 2rem;
    position: relative;
}

.timeline__item:last-child { padding-bottom: 0; }

.timeline__dot {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--color-surface);
    border: 2px solid var(--color-primary);
    flex-shrink: 0;
    margin-top: 3px;
    z-index: 1;
    position: relative;
    transition: box-shadow var(--transition);
}

.timeline__dot--active {
    background: var(--color-primary);
    box-shadow: 0 0 12px rgba(99,102,241,0.5);
    animation: dotPulse 2s ease-in-out infinite;
}

@keyframes dotPulse {
    0%, 100% { box-shadow: 0 0 12px rgba(99,102,241,0.5); }
    50%       { box-shadow: 0 0 24px rgba(99,102,241,0.8); }
}

.timeline__card {
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 1.25rem;
    transition: border-color var(--transition), box-shadow var(--transition);
}

.timeline__card:hover {
    border-color: rgba(99,102,241,0.25);
    box-shadow: var(--shadow-card);
}

.timeline__header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 0.85rem;
    flex-wrap: wrap;
}

.timeline__role {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-text);
}

.timeline__company {
    font-size: 0.85rem;
    color: var(--color-primary-lt);
    margin-top: 0.15rem;
}

.timeline__period {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-text-muted);
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.timeline__period--current {
    color: var(--color-secondary);
}

.timeline__pulse {
    display: inline-block;
    width: 7px;
    height: 7px;
    background: var(--color-secondary);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

.timeline__list {
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
}

.timeline__list li {
    position: relative;
    padding-left: 1.1rem;
    font-size: 0.85rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}

.timeline__list li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-size: 0.7rem;
    top: 0.3rem;
}

/* Education */
.edu-list {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.edu-card {
    display: grid;
    grid-template-columns: 4px 1fr;
    gap: 1.25rem;
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: border-color var(--transition), box-shadow var(--transition);
}

.edu-card:hover {
    border-color: rgba(6,182,212,0.3);
    box-shadow: var(--shadow-card);
}

.edu-card:first-child .edu-card__accent { background: var(--grad-primary); }
.edu-card:last-child .edu-card__accent  { background: linear-gradient(to bottom, #f472b6, #fb923c); }

.edu-card__accent {
    width: 4px;
    min-height: 100%;
}

.edu-card__body {
    padding: 1.25rem 1.25rem 1.25rem 0;
}

.edu-card__degree {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-secondary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.edu-card__field {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-text);
    margin: 0.25rem 0;
}

.edu-card__school {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-bottom: 0.75rem;
}

.edu-card__meta {
    margin-bottom: 0.7rem;
}

.edu-card__gpa {
    display: inline-block;
    font-size: 0.8rem;
    color: var(--color-text-muted);
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--color-border);
    padding: 0.2rem 0.6rem;
    border-radius: 2rem;
}

.edu-card__gpa strong { color: var(--color-text); }

.edu-card__project {
    display: flex;
    align-items: flex-start;
    gap: 0.4rem;
    font-size: 0.82rem;
    color: var(--color-text-muted);
    font-style: italic;
}

.edu-card__project svg {
    flex-shrink: 0;
    color: var(--color-primary);
    margin-top: 1px;
}

/* ─── 10. PROJECTS ────────────────────────────────────────────────────────────── */

.projects { background: var(--color-surface); }

.projects__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.25rem;
}

.project-card {
    position: relative;
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    transition: border-color var(--transition), transform var(--transition),
                box-shadow var(--transition);
    overflow: hidden;
}

.project-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--grad-subtle);
    opacity: 0;
    transition: opacity var(--transition);
    pointer-events: none;
}

.project-card:hover {
    border-color: rgba(99,102,241,0.35);
    transform: translateY(-4px);
    box-shadow: var(--shadow-card-hover);
}

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

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

.project-card__icon-wrap {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: rgba(99,102,241,0.1);
    border: 1px solid rgba(99,102,241,0.2);
    border-radius: var(--radius-sm);
    color: var(--color-primary-lt);
}

.project-card__num {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--color-text-faint);
}

.project-card__title {
    font-size: 1.08rem;
    font-weight: 700;
    color: var(--color-text);
    line-height: 1.3;
}

.project-card__features {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    flex: 1;
}

.project-card__features li {
    position: relative;
    padding-left: 1.1rem;
    font-size: 0.85rem;
    color: var(--color-text-muted);
    line-height: 1.5;
}

.project-card__features li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--color-secondary);
}

.project-card__tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-top: auto;
}

.tech-badge {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 500;
    padding: 0.22rem 0.65rem;
    background: rgba(99,102,241,0.1);
    border: 1px solid rgba(99,102,241,0.2);
    border-radius: 2rem;
    color: var(--color-primary-lt);
    white-space: nowrap;
}

/* ─── 11. CERTIFICATIONS ─────────────────────────────────────────────────────── */

.certs__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 1.25rem;
}

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

.cert-card:hover {
    border-color: rgba(244,114,182,0.35);
    transform: translateY(-4px);
    box-shadow: var(--shadow-card-hover);
}

.cert-card__img-wrap {
    position: relative;
    aspect-ratio: 4/3;
    overflow: hidden;
    background: var(--color-surface);
}

.cert-card__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.cert-card:hover .cert-card__img {
    transform: scale(1.05);
}

.cert-card__overlay {
    position: absolute;
    inset: 0;
    background: rgba(7,12,24,0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition);
}

.cert-card:hover .cert-card__overlay {
    opacity: 1;
}

.cert-card__view-label {
    font-size: 0.9rem;
    font-weight: 600;
    color: #fff;
    background: var(--grad-primary);
    padding: 0.4rem 1.2rem;
    border-radius: 2rem;
}

.cert-card__body {
    padding: 0.9rem 1rem;
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
}

.cert-card__badge {
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(244,114,182,0.1);
    border: 1px solid rgba(244,114,182,0.2);
    border-radius: var(--radius-sm);
    color: var(--color-accent);
}

.cert-card__name {
    font-size: 0.82rem;
    color: var(--color-text-muted);
    line-height: 1.45;
}

/* ─── Cert Modal ─────────────────────────────────────────────────────────────── */

.cert-modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    visibility: hidden;
    pointer-events: none;
}

.cert-modal.is-open {
    visibility: visible;
    pointer-events: auto;
}

.cert-modal__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(7,12,24,0.85);
    backdrop-filter: blur(6px);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.cert-modal.is-open .cert-modal__backdrop {
    opacity: 1;
}

.cert-modal__box {
    position: relative;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    max-width: min(90vw, 820px);
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    transform: scale(0.9) translateY(20px);
    opacity: 0;
    transition: transform 0.3s ease, opacity 0.3s ease;
    box-shadow: 0 24px 64px rgba(0,0,0,0.6), var(--shadow-glow);
}

.cert-modal.is-open .cert-modal__box {
    transform: scale(1) translateY(0);
    opacity: 1;
}

.cert-modal__close {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    width: 2rem;
    height: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    line-height: 1;
    color: var(--color-text-muted);
    background: rgba(255,255,255,0.06);
    border-radius: 50%;
    transition: background 0.2s, color 0.2s;
    cursor: pointer;
}

.cert-modal__close:hover {
    background: rgba(255,255,255,0.14);
    color: var(--color-text);
}

.cert-modal__img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    display: block;
}

.cert-modal__name {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    text-align: center;
}



.contact { background: var(--color-surface); }

.contact__layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3.5rem;
    align-items: center;
}

.contact__intro {
    font-size: 1.05rem;
    color: var(--color-text-muted);
    line-height: 1.75;
    margin-bottom: 2rem;
}

.contact__list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact__item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.25rem;
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: border-color var(--transition), box-shadow var(--transition);
}

.contact__item:hover {
    border-color: rgba(99,102,241,0.3);
    box-shadow: var(--shadow-card);
}

.contact__item-icon {
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(99,102,241,0.1);
    border: 1px solid rgba(99,102,241,0.2);
    border-radius: var(--radius-sm);
    color: var(--color-primary-lt);
    flex-shrink: 0;
}

.contact__item-label {
    font-size: 0.75rem;
    color: var(--color-text-faint);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    display: block;
    margin-bottom: 0.15rem;
}

.contact__item-value {
    font-size: 0.9rem;
    color: var(--color-text);
    font-weight: 500;
    transition: color var(--transition);
}

.contact__item-value:hover {
    color: var(--color-primary-lt);
}

.contact__cta-wrap {
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact__cta-card {
    position: relative;
    padding: 3rem 2.5rem;
    background: var(--grad-subtle);
    border: 1px solid rgba(99,102,241,0.2);
    border-radius: var(--radius-xl);
    text-align: center;
    width: 100%;
}

.contact__cta-card::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: inherit;
    background: var(--grad-primary);
    opacity: 0.1;
    z-index: -1;
}

.contact__cta-text {
    font-size: 1rem;
    color: var(--color-text-muted);
    margin-bottom: 1.5rem;
}

/* ─── 13. FOOTER ─────────────────────────────────────────────────────────────── */

.footer {
    padding: 1.75rem var(--container-px);
    border-top: 1px solid var(--color-border);
    text-align: center;
}

.footer__inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.4rem;
}

.footer__copy {
    font-size: 0.88rem;
    color: var(--color-text-muted);
}

.footer__name {
    font-weight: 600;
    color: var(--color-text);
    transition: color var(--transition);
}

/* ═══════════════════════════════════════════════════════════════════════════
   THEME DEFINITIONS  — applied via [data-theme] on <html>
   Theme 1: dark-indigo (default, already in :root)
   ═══════════════════════════════════════════════════════════════════════════ */

/* ── Theme 2: Ocean Breeze (deep-navy / teal-green) ────────────────────────── */
[data-theme="ocean"] {
    --color-bg:          #020d18;
    --color-surface:     #071828;
    --color-card:        rgba(255,255,255,0.04);
    --color-border:      rgba(0,200,170,0.12);
    --color-primary:     #0d9488;
    --color-primary-lt:  #2dd4bf;
    --color-secondary:   #22d3ee;
    --color-accent:      #34d399;
    --color-text:        #e2f8f4;
    --color-text-muted:  #7ecdc2;
    --color-text-faint:  #2e5f5a;
    --grad-primary:      linear-gradient(135deg, #0d9488 0%, #22d3ee 100%);
    --grad-subtle:       linear-gradient(135deg, rgba(13,148,136,0.18), rgba(34,211,238,0.08));
    --grad-text:         linear-gradient(135deg, #5eead4 0%, #67e8f9 100%);
    --shadow-glow:       0 0 40px rgba(13,148,136,0.30);
    --shadow-card-hover: 0 8px 40px rgba(0,0,0,0.5), 0 0 20px rgba(13,148,136,0.18);
}

/* ── Theme 3: Sunset Glow (warm dark / orange-pink) ────────────────────────── */
[data-theme="sunset"] {
    --color-bg:          #0f0505;
    --color-surface:     #1c0a0a;
    --color-card:        rgba(255,255,255,0.04);
    --color-border:      rgba(251,113,33,0.12);
    --color-primary:     #f97316;
    --color-primary-lt:  #fb923c;
    --color-secondary:   #f472b6;
    --color-accent:      #fbbf24;
    --color-text:        #fff1e6;
    --color-text-muted:  #d48872;
    --color-text-faint:  #6b2f1a;
    --grad-primary:      linear-gradient(135deg, #f97316 0%, #ec4899 100%);
    --grad-subtle:       linear-gradient(135deg, rgba(249,115,22,0.18), rgba(236,72,153,0.08));
    --grad-text:         linear-gradient(135deg, #fdba74 0%, #f9a8d4 100%);
    --shadow-glow:       0 0 40px rgba(249,115,22,0.28);
    --shadow-card-hover: 0 8px 40px rgba(0,0,0,0.5), 0 0 20px rgba(249,115,22,0.18);
}

/* ── Theme 4: Forest Night (dark-green / emerald-lime) ─────────────────────── */
[data-theme="forest"] {
    --color-bg:          #030d06;
    --color-surface:     #081508;
    --color-card:        rgba(255,255,255,0.04);
    --color-border:      rgba(34,197,94,0.12);
    --color-primary:     #16a34a;
    --color-primary-lt:  #4ade80;
    --color-secondary:   #84cc16;
    --color-accent:      #34d399;
    --color-text:        #ecfdf5;
    --color-text-muted:  #6ee7b7;
    --color-text-faint:  #166534;
    --grad-primary:      linear-gradient(135deg, #16a34a 0%, #84cc16 100%);
    --grad-subtle:       linear-gradient(135deg, rgba(22,163,74,0.18), rgba(132,204,22,0.08));
    --grad-text:         linear-gradient(135deg, #86efac 0%, #d9f99d 100%);
    --shadow-glow:       0 0 40px rgba(22,163,74,0.28);
    --shadow-card-hover: 0 8px 40px rgba(0,0,0,0.5), 0 0 20px rgba(22,163,74,0.18);
}

/* ── Theme 5: Neon Tokyo (ultra-dark / pink-purple neon) ───────────────────── */
[data-theme="neon"] {
    --color-bg:          #050508;
    --color-surface:     #0c0b12;
    --color-card:        rgba(255,255,255,0.035);
    --color-border:      rgba(217,70,239,0.14);
    --color-primary:     #d946ef;
    --color-primary-lt:  #e879f9;
    --color-secondary:   #facc15;
    --color-accent:      #a78bfa;
    --color-text:        #fdf4ff;
    --color-text-muted:  #c084fc;
    --color-text-faint:  #581c87;
    --grad-primary:      linear-gradient(135deg, #d946ef 0%, #facc15 100%);
    --grad-subtle:       linear-gradient(135deg, rgba(217,70,239,0.18), rgba(250,204,21,0.05));
    --grad-text:         linear-gradient(135deg, #f0abfc 0%, #fde68a 100%);
    --shadow-glow:       0 0 40px rgba(217,70,239,0.35);
    --shadow-card-hover: 0 8px 40px rgba(0,0,0,0.6), 0 0 20px rgba(217,70,239,0.22);
}

/* ── Theme 6: Arctic Light (light mode / blue-indigo) ──────────────────────── */
[data-theme="arctic"] {
    --color-bg:          #f0f4ff;
    --color-surface:     #ffffff;
    --color-card:        rgba(255,255,255,0.85);
    --color-border:      rgba(99,102,241,0.14);
    --color-primary:     #4f46e5;
    --color-primary-lt:  #6366f1;
    --color-secondary:   #0891b2;
    --color-accent:      #7c3aed;
    --color-text:        #1e1b4b;
    --color-text-muted:  #4b5563;
    --color-text-faint:  #a5b4fc;
    --grad-primary:      linear-gradient(135deg, #4f46e5 0%, #0891b2 100%);
    --grad-subtle:       linear-gradient(135deg, rgba(79,70,229,0.08), rgba(8,145,178,0.05));
    --grad-text:         linear-gradient(135deg, #4f46e5 0%, #0891b2 100%);
    --shadow-glow:       0 0 40px rgba(79,70,229,0.18);
    --shadow-card-hover: 0 8px 40px rgba(0,0,0,0.12), 0 0 20px rgba(79,70,229,0.12);
}

[data-theme="arctic"] .navbar.scrolled {
    background: rgba(240,244,255,0.88);
    box-shadow: 0 1px 0 rgba(99,102,241,0.14);
}

[data-theme="arctic"] .hero__grid {
    opacity: 0.08;
}

[data-theme="arctic"] .section__tag {
    background: rgba(8,145,178,0.1);
    border-color: rgba(8,145,178,0.25);
}

[data-theme="arctic"] .card {
    background: var(--color-surface);
    box-shadow: 0 2px 16px rgba(79,70,229,0.08);
}

/* ═══════════════════════════════════════════════════════════════════════════
   THEME PICKER WIDGET
   ═══════════════════════════════════════════════════════════════════════════ */

.theme-picker {
    position: fixed;
    bottom: 1.75rem;
    right: 1.75rem;
    z-index: 200;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.6rem;
}

/* Toggle button */
.theme-picker__toggle {
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    background: var(--grad-primary);
    box-shadow: var(--shadow-glow);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border: none;
    color: #fff;
    transition: transform var(--transition), box-shadow var(--transition);
    flex-shrink: 0;
}

.theme-picker__toggle:hover {
    transform: scale(1.1) rotate(20deg);
    box-shadow: 0 0 30px rgba(99,102,241,0.5);
}

.theme-picker__toggle svg {
    width: 1.35rem;
    height: 1.35rem;
    pointer-events: none;
    transition: transform var(--transition);
}

.theme-picker[data-open="true"] .theme-picker__toggle svg {
    transform: rotate(180deg);
}

/* Panel */
.theme-picker__panel {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 1rem;
    box-shadow: var(--shadow-card);
    min-width: 13rem;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    opacity: 0;
    transform: translateY(0.5rem) scale(0.97);
    pointer-events: none;
    transition: opacity var(--transition), transform var(--transition);
}

.theme-picker[data-open="true"] .theme-picker__panel {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: auto;
}

.theme-picker__label {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    padding: 0 0.25rem 0.3rem;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 0.3rem;
}

/* Each theme option row */
.theme-option {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    padding: 0.45rem 0.5rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    background: none;
    border: 1px solid transparent;
    color: var(--color-text);
    font-size: 0.88rem;
    font-weight: 500;
    width: 100%;
    text-align: left;
    transition: background var(--transition), border-color var(--transition);
    font-family: var(--font-sans);
}

.theme-option:hover {
    background: rgba(255,255,255,0.05);
}

.theme-option.active {
    border-color: var(--color-primary);
    background: rgba(99,102,241,0.08);
}

/* Color swatch circle */
.theme-option__swatch {
    width: 1.1rem;
    height: 1.1rem;
    border-radius: 50%;
    flex-shrink: 0;
    border: 2px solid rgba(255,255,255,0.15);
}

.theme-option__swatch--indigo  { background: linear-gradient(135deg,#6366f1,#06b6d4); }
.theme-option__swatch--ocean   { background: linear-gradient(135deg,#0d9488,#22d3ee); }
.theme-option__swatch--sunset  { background: linear-gradient(135deg,#f97316,#ec4899); }
.theme-option__swatch--forest  { background: linear-gradient(135deg,#16a34a,#84cc16); }
.theme-option__swatch--neon    { background: linear-gradient(135deg,#d946ef,#facc15); }
.theme-option__swatch--arctic  { background: linear-gradient(135deg,#4f46e5,#0891b2); }

/* Active check icon */
.theme-option__check {
    margin-left: auto;
    opacity: 0;
    color: var(--color-primary);
    transition: opacity var(--transition);
}

.theme-option.active .theme-option__check {
    opacity: 1;
}

/* ─── Responsive: move picker to bottom-left on very small screens ─────────── */
@media (max-width: 420px) {
    .theme-picker {
        bottom: 1.25rem;
        right: 1.25rem;
    }
}

.footer__name:hover { color: var(--color-primary-lt); }

.footer__built {
    font-size: 0.78rem;
    color: var(--color-text-faint);
    font-family: var(--font-mono);
}

.footer__tag {
    color: var(--color-primary-lt);
}

/* ─── 14. SCROLL REVEAL ──────────────────────────────────────────────────────── */

/* JS adds .js-ready to <body> so reveal only hides when JS is active */
.js-ready .reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.65s ease, transform 0.65s ease;
}

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

/* Stagger for grid children */
.project-card.reveal,
.cert-card.reveal {
    transition-delay: calc(var(--i, 0) * 0.06s);
}

/* ─── 15. RESPONSIVE ─────────────────────────────────────────────────────────── */

@media (max-width: 1024px) {
    .exp-layout {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
    .about__top {
        grid-template-columns: 1fr;
    }
    .about__stats {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 768px) {
    :root { --nav-h: 4rem; }

    .navbar__links { display: none; }
    .navbar__hamburger { display: flex; }
    /* Keep lang switcher visible on mobile next to hamburger */
    .navbar__lang { margin-left: 0; }

    .hero__container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .hero__greeting,
    .hero__desc { justify-content: center; }
    .hero__cta,
    .hero__socials { justify-content: center; }
    .hero__badge {
        margin: 0 auto;
        width: 140px;
        height: 140px;
    }
    .hero__badge-years { font-size: 2rem; }

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

    .contact__layout {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

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

@media (max-width: 480px) {
    .certs__grid {
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    }
    .skills__grid {
        grid-template-columns: repeat(auto-fill, minmax(85px, 1fr));
    }
    .about__stats {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ─── 16. CUSTOM SCROLLBAR ───────────────────────────────────────────────────── */

::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: var(--color-bg);
}
::-webkit-scrollbar-thumb {
    background: rgba(99,102,241,0.4);
    border-radius: 6px;
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(99,102,241,0.7);
}

/* ─── 17. SELECTION ──────────────────────────────────────────────────────────── */

::selection {
    background: rgba(99,102,241,0.35);
    color: #fff;
}

/* ─── 18. SERVICES ───────────────────────────────────────────────────────────── */

.services__intro {
    font-size: 1rem;
    color: var(--color-text-muted);
    max-width: 600px;
    margin: 0.75rem auto 0;
    line-height: 1.75;
}

.services__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
}

.service-card {
    position: relative;
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 1.85rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    transition: border-color var(--transition), transform var(--transition),
                box-shadow var(--transition);
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--grad-subtle);
    opacity: 0;
    transition: opacity var(--transition);
    pointer-events: none;
}

.service-card:hover {
    border-color: rgba(99,102,241,0.4);
    transform: translateY(-5px);
    box-shadow: var(--shadow-card-hover);
}

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

.service-card__header {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.service-card__num {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-primary);
    font-weight: 600;
    letter-spacing: 0.05em;
}

.service-card__title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--color-text);
    line-height: 1.3;
}

.service-card__subtitle {
    font-size: 0.82rem;
    color: var(--color-text-muted);
    font-family: var(--font-mono);
}

.service-card__desc {
    font-size: 0.88rem;
    color: var(--color-text-muted);
    line-height: 1.65;
}

.service-card__features {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    flex: 1;
}

.service-card__features li {
    position: relative;
    padding-left: 1.1rem;
    font-size: 0.84rem;
    color: var(--color-text-muted);
    line-height: 1.5;
}

.service-card__features li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-size: 0.7rem;
    top: 0.15em;
}

.service-card__footer {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
    margin-top: auto;
}

.service-card__tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.service-card__btn {
    align-self: flex-start;
    font-size: 0.88rem;
    padding: 0.6rem 1.3rem;
}

/* Stagger reveal for service cards */
.service-card.reveal {
    transition-delay: calc(var(--i, 0) * 0.07s);
}