/* ── CSS Variables ── */
:root {
    --amber:    #F4A340;
    --coral:    #E8623A;
    --rose:     #C94B6E;
    --mauve:    #7B3B6E;
    --gold:     #D4860A;

    /* Light mode */
    --bg:       #FDF8F2;
    --bg2:      #F7EFE4;
    --bg3:      #EFE0CC;
    --surface:  #FFFFFF;
    --text:     #1C1410;
    --text2:    #5A4535;
    --text3:    #8A6E5A;
    --border:   rgba(180,120,60,0.18);
    --nav-bg:   rgba(253,248,242,0.82);
    --card-bg:  #FFFFFF;
    --tag-bg:   rgba(244,163,64,0.14);
    --tag-text: #A0550A;
    --shadow:   0 4px 32px rgba(100,50,10,0.10);
    --shadow-lg:0 16px 64px rgba(100,50,10,0.14);
}
[data-theme="dark"] {
    --bg:       #0E0A08;
    --bg2:      #1A1108;
    --bg3:      #251A0E;
    --surface:  #1F1610;
    --text:     #F5EDE0;
    --text2:    #C4A882;
    --text3:    #8A7060;
    --border:   rgba(244,163,64,0.14);
    --nav-bg:   rgba(14,10,8,0.86);
    --card-bg:  #1F1610;
    --tag-bg:   rgba(244,163,64,0.10);
    --tag-text: #F4A340;
    --shadow:   0 4px 32px rgba(0,0,0,0.40);
    --shadow-lg:0 16px 64px rgba(0,0,0,0.50);
}

/* ── Reset & Base ── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
    font-family: 'DM Sans', sans-serif;
    background: var(--bg);
    color: var(--text);
    transition: background 0.4s ease, color 0.4s ease;
    overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
section { padding: 100px 0; }

/* ── Utility ── */
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 32px;
}
.gradient-text {
    background: linear-gradient(135deg, var(--amber), var(--coral), var(--rose));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.section-label {
    font-family: 'DM Sans', sans-serif;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--coral);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
}
.section-label::before {
    content: '';
    display: block;
    width: 28px;
    height: 1.5px;
    background: var(--coral);
}
.section-title {
    font-family: 'Cormorant Garamond', serif;
    font-size: clamp(2.2rem, 4vw, 3.2rem);
    font-weight: 400;
    line-height: 1.12;
    color: var(--text);
    margin-bottom: 16px;
}
.section-subtitle {
    font-size: 1.05rem;
    color: var(--text2);
    line-height: 1.7;
    max-width: 520px;
}
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 13px 28px;
    border-radius: 50px;
    font-family: 'DM Sans', sans-serif;
    font-size: 0.88rem;
    font-weight: 500;
    letter-spacing: 0.03em;
    cursor: pointer;
    transition: all 0.25s ease;
    border: none;
}
.btn-primary {
    background: linear-gradient(135deg, var(--amber), var(--coral));
    color: #fff;
    box-shadow: 0 4px 20px rgba(232,98,58,0.35);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(232,98,58,0.45);
}
.btn-outline {
    background: transparent;
    color: var(--text);
    border: 1.5px solid var(--border);
}
.btn-outline:hover {
    border-color: var(--coral);
    color: var(--coral);
    transform: translateY(-2px);
}

/* ── Navigation ── */
nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    backdrop-filter: blur(18px) saturate(1.4);
    -webkit-backdrop-filter: blur(18px) saturate(1.4);
    background: var(--nav-bg);
    border-bottom: 1px solid var(--border);
    transition: background 0.4s ease;
}
.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 68px;
    padding: 0 32px;
    max-width: 1200px;
    margin: 0 auto;
}
.nav-logo {
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.35rem;
    font-weight: 600;
    letter-spacing: -0.01em;
}
.nav-logo span { color: var(--coral); }
.nav-links {
    display: flex;
    align-items: center;
    gap: 36px;
    list-style: none;
}
.nav-links a {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text2);
    letter-spacing: 0.03em;
    transition: color 0.2s;
    position: relative;
}
.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -3px; left: 0;
    width: 0; height: 1.5px;
    background: var(--coral);
    transition: width 0.25s ease;
}
.nav-links a:hover { color: var(--coral); }
.nav-links a:hover::after { width: 100%; }
.nav-actions {
    display: flex;
    align-items: center;
    gap: 14px;
}
/* Theme toggle */
.theme-toggle {
    width: 44px; height: 24px;
    border-radius: 12px;
    background: var(--bg3);
    border: 1.5px solid var(--border);
    cursor: pointer;
    position: relative;
    transition: background 0.3s;
    flex-shrink: 0;
}
.theme-toggle::after {
    content: '';
    position: absolute;
    top: 2px; left: 2px;
    width: 16px; height: 16px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--amber), var(--coral));
    transition: transform 0.3s cubic-bezier(0.34,1.56,0.64,1);
}
[data-theme="dark"] .theme-toggle::after { transform: translateX(20px); }
.theme-icon {
    font-size: 13px;
    line-height: 1;
}
/* Hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 4px;
    background: none;
    border: none;
}
.hamburger span {
    display: block;
    width: 22px; height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: all 0.3s ease;
}
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }
/* Mobile nav */
.mobile-nav {
    display: none;
    position: fixed;
    top: 68px; left: 0; right: 0;
    background: var(--nav-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: 20px 32px 28px;
    flex-direction: column;
    gap: 24px;
    z-index: 99;
    transform: translateY(-10px);
    opacity: 0;
    transition: all 0.3s ease;
}
.mobile-nav.open {
    display: flex;
    transform: translateY(0);
    opacity: 1;
}
.mobile-nav a {
    font-size: 1.05rem;
    color: var(--text);
    font-weight: 400;
    padding: 4px 0;
}

/* ── Hero ── */
#hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 100px;
    position: relative;
    overflow: hidden;
}
.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    pointer-events: none;
}
.hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
}
[data-theme="dark"] .hero-orb { opacity: 0.18; }
.orb1 { width: 500px; height: 500px; background: var(--amber); top: -100px; right: -100px; }
.orb2 { width: 380px; height: 380px; background: var(--coral); bottom: -60px; right: 20%; }
.orb3 { width: 260px; height: 260px; background: var(--rose); top: 30%; left: -80px; }
.hero-content { position: relative; z-index: 1; max-width: 760px; }
.hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    border-radius: 50px;
    background: var(--tag-bg);
    border: 1px solid rgba(244,163,64,0.25);
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--tag-text);
    margin-bottom: 28px;
    letter-spacing: 0.02em;
}
.hero-eyebrow::before {
    content: '●';
    color: var(--amber);
    font-size: 0.5rem;
    animation: pulse 2s infinite;
}
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}
.hero-title {
    font-family: 'Cormorant Garamond', serif;
    font-size: clamp(3rem, 7vw, 5.8rem);
    font-weight: 300;
    line-height: 1.05;
    letter-spacing: -0.02em;
    margin-bottom: 28px;
}
.hero-title em {
    font-style: italic;
    font-weight: 400;
}
.hero-desc {
    font-size: 1.1rem;
    color: var(--text2);
    line-height: 1.75;
    max-width: 540px;
    margin-bottom: 40px;
}
.hero-cta {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}
.hero-scroll {
    position: absolute;
    bottom: 36px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    font-size: 0.72rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--text3);
}
.scroll-line {
    width: 1px;
    height: 48px;
    background: linear-gradient(to bottom, var(--coral), transparent);
    animation: scrollDown 2s ease-in-out infinite;
}
@keyframes scrollDown {
    0% { transform: scaleY(0); transform-origin: top; }
    50% { transform: scaleY(1); transform-origin: top; }
    50.01% { transform: scaleY(1); transform-origin: bottom; }
    100% { transform: scaleY(0); transform-origin: bottom; }
}
.hero-stats {
    display: flex;
    gap: 40px;
    margin-top: 56px;
    padding-top: 40px;
    border-top: 1px solid var(--border);
}
.stat-item { display: flex; flex-direction: column; gap: 4px; }
.stat-num {
    font-family: 'Cormorant Garamond', serif;
    font-size: 2.2rem;
    font-weight: 600;
    line-height: 1;
}
.stat-label { font-size: 0.78rem; color: var(--text3); letter-spacing: 0.04em; }

/* ── About ── */
#about { background: var(--bg2); }
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}
.about-image-wrap {
    position: relative;
}
.about-image-frame {
    width: 100%;
    aspect-ratio: 4/5;
    border-radius: 4px 40px 4px 40px;
    background: linear-gradient(145deg, var(--bg3), var(--bg));
    border: 1px solid var(--border);
    overflow: hidden;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}
.about-initials {
    font-family: 'Cormorant Garamond', serif;
    font-size: 7rem;
    font-weight: 300;
    color: var(--border);
    line-height: 1;
    user-select: none;
}
.about-badge {
    position: absolute;
    bottom: -18px;
    right: -18px;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 16px 20px;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    gap: 12px;
}
.badge-icon { font-size: 1.6rem; }
.badge-icon img {
    height: 30px;
    width: 100%;
}
.badge-text { display: flex; flex-direction: column; gap: 2px; }
.badge-title { font-size: 0.82rem; font-weight: 600; }
.badge-sub { font-size: 0.72rem; color: var(--text3); }
.about-accent {
    position: absolute;
    top: -18px; left: -18px;
    width: 80px; height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--amber), var(--coral));
    opacity: 0.18;
    filter: blur(20px);
}
.about-text p {
    font-size: 1rem;
    color: var(--text2);
    line-height: 1.8;
    margin-bottom: 18px;
}
.about-text p:last-of-type { margin-bottom: 32px; }
.about-highlights {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 36px;
}
.highlight-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.9rem;
    color: var(--text2);
}
.highlight-dot {
    width: 6px; height: 6px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--amber), var(--coral));
    flex-shrink: 0;
}

/* ── Skills ── */
#skills { background: var(--bg); }
.skills-header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    margin-bottom: 60px;
    gap: 32px;
}
.tools-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}
.tool-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 28px;
    transition: all 0.3s ease;
    cursor: default;
    position: relative;
    overflow: hidden;
}
.tool-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--amber), var(--coral));
    opacity: 0;
    transition: opacity 0.3s ease;
}
.tool-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--amber);
}
.tool-card:hover::before { opacity: 0.04; }
.tool-icon {
    font-size: 2rem;
    margin-bottom: 16px;
    display: block;
    position: relative;
}
.tool-name {
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 6px;
    position: relative;
}
.tool-desc {
    font-size: 0.82rem;
    color: var(--text3);
    line-height: 1.6;
    position: relative;
}
.tool-level {
    display: flex;
    gap: 4px;
    margin-top: 16px;
    position: relative;
}
.level-dot {
    width: 22px; height: 3px;
    border-radius: 2px;
    background: var(--bg3);
    transition: background 0.3s;
}
.level-dot.filled {
    background: linear-gradient(90deg, var(--amber), var(--coral));
}
.skills-also {
    margin-top: 50px;
    padding: 32px;
    background: var(--bg2);
    border-radius: 20px;
    border: 1px solid var(--border);
}
.skills-also-title {
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text3);
    margin-bottom: 18px;
}
.tags-wrap {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}
.tag {
    padding: 7px 16px;
    background: var(--tag-bg);
    color: var(--tag-text);
    border-radius: 50px;
    font-size: 0.82rem;
    font-weight: 500;
    border: 1px solid rgba(244,163,64,0.2);
    transition: all 0.2s;
}
.tag:hover {
    background: var(--amber);
    color: #fff;
    transform: translateY(-2px);
}

/* ── Portfolio ── */
#portfolio { background: var(--bg2); }
.portfolio-header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    margin-bottom: 50px;
    gap: 32px;
}
.projects-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}
.project-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 20px;
    overflow: hidden;
    transition: all 0.35s ease;
    cursor: pointer;
}
.project-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(244,163,64,0.4);
}
.project-card.featured {
    grid-column: span 2;
    display: grid;
    grid-template-columns: 1.1fr 1fr;
}
.project-visual {
    aspect-ratio: 16/10;
    position: relative;
    overflow: hidden;
}
.project-card.featured .project-visual {
    aspect-ratio: auto;
    min-height: 280px;
}
.project-thumb {
    width: 100%; height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    transition: transform 0.4s ease;
}
.project-card:hover .project-thumb { transform: scale(1.06); }
.thumb-1 { background: linear-gradient(145deg, #1a0a2e, #3d1f6b); }
.thumb-2 { background: linear-gradient(145deg, #0d2137, #154b7a); }
.thumb-3 { background: linear-gradient(145deg, #1f0a0a, #6b1f1f); }
.thumb-4 { background: linear-gradient(145deg, #0a1f0d, #1f6b2a); }
.thumb-5 { background: linear-gradient(145deg, #1f1a0a, #6b5a1f); }
.project-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, transparent 60%);
    opacity: 0;
    transition: opacity 0.3s;
    display: flex;
    align-items: flex-end;
    padding: 20px;
}
.project-card:hover .project-overlay { opacity: 1; }
.overlay-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: #fff;
    font-size: 0.82rem;
    font-weight: 500;
    letter-spacing: 0.04em;
}
.project-body { padding: 24px 28px; }
.project-card.featured .project-body {
    padding: 36px 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.project-tags { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 12px; }
.project-tag {
    padding: 3px 10px;
    background: var(--tag-bg);
    color: var(--tag-text);
    border-radius: 50px;
    font-size: 0.72rem;
    font-weight: 500;
    letter-spacing: 0.02em;
}
.project-name {
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.35rem;
    font-weight: 600;
    margin-bottom: 8px;
}
.project-card.featured .project-name { font-size: 1.85rem; }
.project-desc {
    font-size: 0.85rem;
    color: var(--text2);
    line-height: 1.65;
}
.project-meta {
    display: flex;
    gap: 16px;
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}
.meta-item { display: flex; flex-direction: column; gap: 2px; }
.meta-val { font-size: 0.88rem; font-weight: 600; color: var(--coral); }
.meta-key { font-size: 0.72rem; color: var(--text3); }

/* ── Experience ── */
#experience { background: var(--bg); }
.exp-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}
.timeline {
    position: relative;
}
.timeline::before {
    content: '';
    position: absolute;
    left: 0; top: 8px; bottom: 8px;
    width: 1px;
    background: linear-gradient(to bottom, var(--amber), var(--coral), transparent);
}
.timeline-item {
    padding-left: 32px;
    padding-bottom: 36px;
    position: relative;
}
.timeline-item:last-child { padding-bottom: 0; }
.timeline-dot {
    position: absolute;
    left: -5px; top: 6px;
    width: 11px; height: 11px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--amber), var(--coral));
    border: 2px solid var(--bg);
}
.timeline-date {
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--coral);
    margin-bottom: 6px;
}
.timeline-role {
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.18rem;
    font-weight: 600;
    margin-bottom: 2px;
}
.timeline-org { font-size: 0.82rem; color: var(--text3); margin-bottom: 10px; }
.timeline-desc { font-size: 0.88rem; color: var(--text2); line-height: 1.7; }
.exp-awards { }
.award-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 22px 26px;
    margin-bottom: 16px;
    display: flex;
    gap: 18px;
    align-items: flex-start;
    transition: all 0.3s ease;
}
.award-card:hover {
    border-color: var(--amber);
    transform: translateX(4px);
    box-shadow: var(--shadow);
}
.award-icon { font-size: 1.6rem; flex-shrink: 0; }
.award-title {
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 4px;
}
.award-desc { font-size: 0.82rem; color: var(--text3); line-height: 1.55; }

/* ── Contact ── */
#contact {
    background: var(--bg2);
    position: relative;
    overflow: hidden;
}
.contact-bg-text {
    position: absolute;
    bottom: -40px;
    right: -20px;
    font-family: 'Cormorant Garamond', serif;
    font-size: clamp(6rem, 14vw, 13rem);
    font-weight: 700;
    color: var(--border);
    pointer-events: none;
    user-select: none;
    line-height: 1;
    opacity: 0.5;
}
.contact-inner {
    position: relative;
    z-index: 1;
}
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}
.contact-info p {
    font-size: 1rem;
    color: var(--text2);
    line-height: 1.8;
    margin-bottom: 36px;
}
.contact-links { display: flex; flex-direction: column; gap: 14px; }
.contact-link-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px 20px;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    transition: all 0.25s ease;
}
.contact-link-item:hover {
    border-color: var(--coral);
    transform: translateX(6px);
    box-shadow: var(--shadow);
}
.cli-icon { font-size: 1.2rem; }
.cli-label { font-size: 0.78rem; color: var(--text3); }
.cli-val { font-size: 0.9rem; font-weight: 500; color: var(--text); }
.contact-form { display: flex; flex-direction: column; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label {
    font-size: 0.78rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--text3);
}
.form-group input,
.form-group textarea,
.form-group select {
    padding: 13px 18px;
    border-radius: 10px;
    border: 1.5px solid var(--border);
    background: var(--card-bg);
    color: var(--text);
    font-family: 'DM Sans', sans-serif;
    font-size: 0.9rem;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    border-color: var(--amber);
    box-shadow: 0 0 0 3px rgba(244,163,64,0.12);
}
.form-group textarea { min-height: 120px; resize: vertical; }
.form-group select option { background: var(--bg); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }

/* ── Footer ── */
footer {
    background: var(--bg);
    border-top: 1px solid var(--border);
    padding: 28px 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    flex-wrap: wrap;
}
.footer-logo {
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.1rem;
    font-weight: 600;
}
.footer-copy { font-size: 0.78rem; color: var(--text3); }
.footer-links { display: flex; gap: 20px; }
.footer-links a {
    font-size: 0.82rem;
    color: var(--text3);
    transition: color 0.2s;
}
.footer-links a:hover { color: var(--coral); }

/* ── Scroll Animations ── */
.fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.65s ease, transform 0.65s ease;
}
.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}
.fade-up:nth-child(2) { transition-delay: 0.1s; }
.fade-up:nth-child(3) { transition-delay: 0.2s; }
.fade-up:nth-child(4) { transition-delay: 0.3s; }

/* ── Responsive ── */
@media (max-width: 900px) {
    .nav-links, .nav-actions .btn { display: none; }
    .hamburger { display: flex; }
    .about-grid, .exp-grid, .contact-grid { grid-template-columns: 1fr; gap: 48px; }
    .projects-grid { grid-template-columns: 1fr; }
    .project-card.featured { grid-column: span 1; display: block; }
    .tools-grid { grid-template-columns: 1fr 1fr; }
    .skills-header, .portfolio-header { flex-direction: column; align-items: flex-start; }
    .hero-stats { gap: 24px; flex-wrap: wrap; }
}
@media (max-width: 600px) {
    .container { padding: 0 20px; }
    section { padding: 72px 0; }
    .tools-grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .hero-cta { flex-direction: column; }
    .hero-cta .btn { justify-content: center; }
    footer { flex-direction: column; align-items: flex-start; gap: 12px; }
    .nav-actions .theme-toggle { display: flex; }
}