/* ==========================================================================
   Hamsika Chintakuntla — Portfolio
   Editorial light theme. Fraunces (display) · Inter (sans) · JetBrains Mono
   ========================================================================== */

:root {
    /* Editorial palette */
    --bg: #F7F4EF;          /* warm ivory */
    --bg-alt: #EFEAE1;      /* alternating section */
    --surface: #FFFFFF;     /* cards */
    --ink: #211D18;         /* near-black warm */
    --ink-soft: #5C554A;    /* body / secondary */
    --muted: #938A7C;       /* captions, mono labels */
    --accent: #12463F;      /* deep teal-green */
    --accent-hover: #0C332E;
    --accent-2: #B08968;    /* warm bronze */
    --border: #E4DCCF;      /* hairline */

    /* Legacy aliases (kept so any stray references still resolve) */
    --primary-color: #12463F;
    --primary-dark: #0C332E;
    --secondary-color: #B08968;
    --accent-color: #B08968;
    --text-primary: #211D18;
    --text-secondary: #5C554A;
    --text-light: #938A7C;
    --bg-primary: #F7F4EF;
    --bg-secondary: #EFEAE1;
    --bg-dark: #1B2724;
    --border-color: #E4DCCF;

    /* Typography */
    --font-display: 'Fraunces', Georgia, 'Times New Roman', serif;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', ui-monospace, 'Courier New', monospace;
    --font-primary: var(--font-sans);

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    --section-pad: clamp(5rem, 10vw, 9rem);

    /* Radius */
    --radius-sm: 2px;
    --radius-md: 8px;
    --radius-lg: 16px;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Shadows (soft, warm) */
    --shadow-sm: 0 1px 2px rgba(33, 29, 24, 0.06);
    --shadow-md: 0 12px 28px -18px rgba(33, 29, 24, 0.4);
    --shadow-lg: 0 26px 50px -26px rgba(33, 29, 24, 0.4);
    --shadow-xl: 0 40px 70px -34px rgba(33, 29, 24, 0.45);

    --maxw: 1140px;
}

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

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

body {
    font-family: var(--font-sans);
    color: var(--ink);
    background-color: var(--bg);
    line-height: 1.7;
    font-size: 1.0625rem;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

section { scroll-margin-top: 80px; }

a { text-decoration: none; color: inherit; transition: color var(--transition-fast); }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }
::selection { background: var(--accent); color: #fff; }

h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 600; color: var(--ink); }

/* ==========================================================================
   Utility
   ========================================================================== */
.container {
    max-width: var(--maxw);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section-head { margin-bottom: clamp(2.5rem, 5vw, 4rem); }

.section-kicker {
    font-family: var(--font-mono);
    font-size: 0.8125rem;
    font-weight: 500;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--accent-2);
    display: inline-flex;
    align-items: center;
    gap: 0.7rem;
}
.section-kicker::before {
    content: '';
    width: 30px;
    height: 1px;
    background: var(--accent-2);
    display: inline-block;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 600;
    letter-spacing: -0.015em;
    line-height: 1.08;
    color: var(--ink);
    margin-top: 0.7rem;
}

/* ==========================================================================
   Navigation
   ========================================================================== */
.navbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    background: rgba(247, 244, 239, 0.72);
    backdrop-filter: saturate(160%) blur(12px);
    -webkit-backdrop-filter: saturate(160%) blur(12px);
    border-bottom: 1px solid transparent;
    z-index: 1000;
    transition: background var(--transition-normal), border-color var(--transition-normal);
}
.navbar.scrolled {
    background: rgba(247, 244, 239, 0.9);
    border-bottom-color: var(--border);
}
.navbar .container {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 1.05rem 1.5rem;
}

.nav-brand a {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    color: var(--ink);
}

.nav-menu { display: flex; gap: 2rem; margin-left: auto; }

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--ink-soft);
    position: relative;
    padding: 0.2rem 0;
}
.nav-link::after {
    content: '';
    position: absolute;
    left: 0; bottom: -3px;
    height: 1.5px; width: 0;
    background: var(--accent);
    transition: width 0.25s ease;
}
.nav-link:hover { color: var(--ink); }
.nav-link.active { color: var(--accent); }
.nav-link:hover::after,
.nav-link.active::after { width: 100%; }

.nav-actions { display: flex; align-items: center; }
.nav-resume {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--accent);
    border: 1px solid var(--accent);
    border-radius: 100px;
    padding: 0.5rem 1.05rem;
    transition: all var(--transition-fast);
}
.nav-resume:hover { background: var(--accent); color: #fff; }

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}
.nav-toggle span {
    width: 24px; height: 2px;
    background: var(--ink);
    border-radius: 2px;
    transition: all var(--transition-fast);
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 8rem 0 5rem;
    background: var(--bg);
    overflow: hidden;
}
.hero::before {
    content: '';
    position: absolute;
    top: -12%; right: -6%;
    width: 46vw; height: 46vw;
    max-width: 620px; max-height: 620px;
    background: radial-gradient(circle at center, rgba(176, 137, 104, 0.16), transparent 68%);
    pointer-events: none;
}

.hero-inner {
    display: grid;
    grid-template-columns: 1.08fr 0.92fr;
    gap: clamp(2rem, 5vw, 5rem);
    align-items: center;
    width: 100%;
    position: relative;
    z-index: 1;
}

.hero-text { animation: fadeInUp 0.9s ease both; }

.hero-kicker {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--accent-2);
    display: inline-flex;
    align-items: center;
    gap: 0.7rem;
    margin-bottom: 1.4rem;
}
.hero-kicker::before {
    content: '';
    width: 34px; height: 1px;
    background: var(--accent-2);
}

.hero-title {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: clamp(2.6rem, 6vw, 4.6rem);
    line-height: 1.02;
    letter-spacing: -0.025em;
    color: var(--ink);
    margin-bottom: 1.1rem;
}
.hero-greeting {
    display: block;
    font-family: var(--font-sans);
    font-size: 1.05rem;
    font-weight: 500;
    letter-spacing: 0;
    color: var(--ink-soft);
    margin-bottom: 0.35rem;
}
.hero-title .highlight { display: block; color: var(--accent); }

.hero-subtitle {
    font-family: var(--font-sans);
    font-size: clamp(1.05rem, 2vw, 1.3rem);
    font-weight: 500;
    color: var(--ink-soft);
    margin-bottom: 1.3rem;
}

.hero-description {
    font-size: 1.1rem;
    line-height: 1.75;
    color: var(--ink-soft);
    max-width: 34rem;
    margin-bottom: 1.9rem;
}
.hero-description strong { color: var(--ink); font-weight: 600; }

.hero-highlights {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem 1.6rem;
    margin-bottom: 2.1rem;
}
.highlight-item {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    font-size: 0.92rem;
    font-weight: 500;
    color: var(--ink-soft);
}
.highlight-item i { color: var(--accent); font-size: 0.95rem; }

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.9rem;
    margin-bottom: 2.1rem;
}

.btn {
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: 600;
    padding: 0.85rem 1.6rem;
    border-radius: 100px;
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    cursor: pointer;
    border: 1.5px solid transparent;
    transition: all var(--transition-normal);
}
.btn-primary {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}
.btn-primary:hover {
    background: var(--accent-hover);
    border-color: var(--accent-hover);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}
.btn-secondary {
    background: transparent;
    color: var(--ink);
    border-color: var(--border);
}
.btn-secondary:hover {
    background: var(--ink);
    color: var(--bg);
    border-color: var(--ink);
    transform: translateY(-2px);
}

.social-links { display: flex; gap: 0.7rem; }
.social-links a {
    width: 42px; height: 42px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 50%;
    color: var(--ink-soft);
    font-size: 1.05rem;
    transition: all var(--transition-fast);
}
.social-links a:hover {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
    transform: translateY(-3px);
}

/* Hero photo */
.hero-photo { display: flex; justify-content: center; }
.hero-photo-frame {
    position: relative;
    width: min(100%, 380px);
    aspect-ratio: 1 / 1;
    animation: fadeIn 1.1s ease both;
}
.hero-photo-frame::before {
    content: '';
    position: absolute;
    inset: 20px -20px -20px 20px;
    border: 1.5px solid var(--accent-2);
    border-radius: var(--radius-lg);
    z-index: 0;
}
.hero-photo-frame img {
    position: relative;
    z-index: 1;
    width: 100%; height: 100%;
    object-fit: cover;
    border-radius: var(--radius-lg);
    border: 5px solid var(--surface);
    box-shadow: var(--shadow-lg);
}

.hero-scroll {
    position: absolute;
    bottom: 1.8rem; left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.4rem;
    font-family: var(--font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--muted);
    z-index: 1;
}
.hero-scroll i { animation: bob 1.8s ease-in-out infinite; }

/* ==========================================================================
   About
   ========================================================================== */
.about { padding: var(--section-pad) 0; background: var(--bg); }
.about-content {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: clamp(2rem, 5vw, 4.5rem);
    align-items: start;
}
.about-text p {
    font-size: 1.08rem;
    line-height: 1.85;
    color: var(--ink-soft);
    margin-bottom: 1.3rem;
}
.about-text p:last-child { margin-bottom: 0; }

.about-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1px;
    background: var(--border);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
}
.stat-item {
    background: var(--surface);
    padding: 1.7rem 1.4rem;
    transition: background var(--transition-normal);
}
.stat-item:hover { background: #FBFAF7; }
.stat-number {
    font-family: var(--font-mono);
    font-size: clamp(2rem, 3.6vw, 2.7rem);
    font-weight: 600;
    color: var(--accent);
    line-height: 1;
    letter-spacing: -0.02em;
    margin-bottom: 0.55rem;
}
.stat-item p {
    font-size: 0.78rem;
    color: var(--ink-soft);
    text-transform: uppercase;
    letter-spacing: 0.07em;
    font-weight: 600;
    line-height: 1.35;
}

/* ==========================================================================
   Experience (timeline)
   ========================================================================== */
.experience { padding: var(--section-pad) 0; background: var(--bg-alt); }
.timeline {
    position: relative;
    max-width: 820px;
    padding-left: 2.2rem;
}
.timeline::before {
    content: '';
    position: absolute;
    left: 0; top: 0.5rem; bottom: 0.5rem;
    width: 1px;
    background: var(--border);
}
.timeline-item { position: relative; margin-bottom: 2.6rem; }
.timeline-item:last-child { margin-bottom: 0; }
.timeline-item::before {
    content: '';
    position: absolute;
    left: -2.2rem; top: 0.5rem;
    width: 11px; height: 11px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 0 4px var(--bg-alt);
    transform: translateX(-50%);
}

.timeline-content {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 1.6rem 1.8rem;
    transition: all var(--transition-normal);
}
.timeline-content:hover {
    box-shadow: var(--shadow-md);
    border-color: #D8CCB8;
    transform: translateX(4px);
}
.timeline-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 0.7rem;
}
.timeline-heading,
.education-heading {
    display: flex;
    align-items: center;
    gap: 0.95rem;
}
.org-logo {
    width: 48px;
    height: 48px;
    flex-shrink: 0;
    object-fit: contain;
    padding: 6px;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}
.timeline-title {
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 600;
    color: var(--ink);
    line-height: 1.2;
}
.timeline-company {
    font-size: 1rem;
    color: var(--accent);
    font-weight: 600;
    margin-top: 0.15rem;
}
.timeline-period {
    font-family: var(--font-mono);
    font-size: 0.76rem;
    color: var(--muted);
    letter-spacing: 0.04em;
    white-space: nowrap;
}
.timeline-description > p {
    color: var(--ink-soft);
    font-size: 1rem;
    line-height: 1.65;
}
.timeline-description ul {
    list-style: none;
    display: grid;
    gap: 0.55rem;
    margin-top: 1rem;
}
.timeline-description li {
    position: relative;
    padding-left: 1.4rem;
    color: var(--ink-soft);
    font-size: 0.97rem;
    line-height: 1.6;
}
.timeline-description li::before {
    content: '';
    position: absolute;
    left: 0; top: 0.6em;
    width: 6px; height: 6px;
    background: var(--accent-2);
    transform: rotate(45deg);
    border-radius: 1px;
}

/* ==========================================================================
   Skills
   ========================================================================== */
.skills { padding: var(--section-pad) 0; background: var(--bg); }
.skills-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}
.skill-category {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 1.8rem;
    transition: all var(--transition-normal);
}
.skill-category:hover { box-shadow: var(--shadow-md); }
.skill-category h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--ink);
    margin-bottom: 1.4rem;
    display: flex;
    align-items: center;
    gap: 0.6rem;
}
.skill-category h3 i { color: var(--accent-2); font-size: 1rem; }

.skill-bars { display: grid; gap: 1.15rem; }
.skill-bar-head {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 0.45rem;
}
.skill-bar-name { font-size: 0.95rem; font-weight: 500; color: var(--ink); }
.skill-bar-pct { font-family: var(--font-mono); font-size: 0.75rem; color: var(--muted); }
.skill-bar-track {
    height: 6px;
    background: var(--bg-alt);
    border-radius: 100px;
    overflow: hidden;
}
.skill-bar-fill {
    display: block;
    height: 100%;
    width: 0;
    border-radius: 100px;
    background: linear-gradient(90deg, var(--accent), #1C6B60);
    transition: width 1.1s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.skill-list { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.skill-tag {
    font-size: 0.82rem;
    color: var(--ink-soft);
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: 100px;
    padding: 0.4rem 0.85rem;
    transition: all var(--transition-fast);
}
.skill-tag:hover {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
    transform: translateY(-2px);
}

/* ==========================================================================
   Projects
   ========================================================================== */
.projects { padding: var(--section-pad) 0; background: var(--bg-alt); }
.projects-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.6rem;
}
.project-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: all var(--transition-normal);
}
.project-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: #D8CCB8;
}
.project-image {
    position: relative;
    height: 190px;
    overflow: hidden;
    background: linear-gradient(135deg, #16514A 0%, #12463F 100%);
}
.project-thumb {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}
.project-card:hover .project-thumb { transform: scale(1.04); }
.project-image-overlay {
    position: absolute;
    left: 1rem;
    bottom: 1rem;
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    padding: 0.4rem 0.85rem;
    background: rgba(27, 39, 36, 0.82);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    border-radius: 100px;
}
.project-image-overlay i { font-size: 0.9rem; color: #E7C9A9; }
.project-category {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.9);
}
.project-content {
    padding: 1.6rem;
    display: flex;
    flex-direction: column;
    flex: 1;
}
.project-title {
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 600;
    color: var(--ink);
    margin-bottom: 0.6rem;
}
.project-description {
    color: var(--ink-soft);
    font-size: 0.98rem;
    line-height: 1.6;
    margin-bottom: 1.1rem;
    flex: 1;
}
.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-bottom: 1.2rem;
}
.tech-badge {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--accent);
    background: rgba(18, 70, 63, 0.06);
    border: 1px solid rgba(18, 70, 63, 0.13);
    border-radius: 4px;
    padding: 0.28rem 0.55rem;
    letter-spacing: 0.02em;
}
.project-links {
    display: flex;
    gap: 1.3rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
}
.project-link {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--accent);
    transition: gap var(--transition-fast), color var(--transition-fast);
}
.project-link:hover { color: var(--accent-hover); gap: 0.65rem; }

/* ==========================================================================
   Education
   ========================================================================== */
.education { padding: var(--section-pad) 0; background: var(--bg); }
.education-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: var(--spacing-lg);
}
.education-item {
    position: relative;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 1.9rem;
    transition: all var(--transition-normal);
    overflow: hidden;
}
.education-item:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
    border-color: #D8CCB8;
}
.education-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 0.4rem;
}
.education-degree {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--ink);
    line-height: 1.2;
}
.education-school {
    font-size: 1rem;
    color: var(--accent);
    font-weight: 600;
    margin-top: 0.2rem;
}
.education-period {
    font-family: var(--font-mono);
    font-size: 0.76rem;
    color: var(--muted);
    white-space: nowrap;
}
.education-item .timeline-description {
    color: var(--ink-soft);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-top: 0.7rem;
}

.certifications h3 {
    font-family: var(--font-display);
    font-size: 1.6rem;
    margin-bottom: var(--spacing-md);
    color: var(--ink);
}
.cert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1rem;
}
.cert-item {
    background: var(--surface);
    border: 1px solid var(--border);
    border-left: 3px solid var(--accent-2);
    border-radius: var(--radius-sm);
    padding: 1rem 1.2rem;
    transition: all var(--transition-fast);
}
.cert-item:hover { box-shadow: var(--shadow-sm); }

/* ==========================================================================
   Contact
   ========================================================================== */
.contact { padding: var(--section-pad) 0; background: var(--bg-alt); }
.contact-intro {
    max-width: 40rem;
    margin: -1.5rem 0 2.8rem;
    color: var(--ink-soft);
    font-size: 1.08rem;
    line-height: 1.7;
}
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: clamp(2rem, 5vw, 4rem);
    align-items: start;
}
.contact-info { display: flex; flex-direction: column; gap: 1rem; }
.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.1rem 1.3rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}
.contact-item:hover {
    border-color: #D8CCB8;
    box-shadow: var(--shadow-sm);
    transform: translateX(3px);
}
.contact-item i {
    font-size: 1.05rem;
    color: var(--accent);
    margin-top: 0.25rem;
    width: 1.4rem;
    text-align: center;
}
.contact-item h3 {
    font-family: var(--font-sans);
    font-size: 0.74rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--muted);
    font-weight: 600;
    margin-bottom: 0.2rem;
}
.contact-item a,
.contact-item p { color: var(--ink); font-size: 0.98rem; font-weight: 500; }
.contact-item a:hover { color: var(--accent); }

.contact-form-container {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-sm);
}
.contact-form { display: flex; flex-direction: column; gap: 1rem; }
.form-group { display: flex; flex-direction: column; }
.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.85rem 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    font-family: var(--font-sans);
    font-size: 0.98rem;
    color: var(--ink);
    background: var(--bg);
    transition: all var(--transition-fast);
    resize: vertical;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--muted); }
.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    background: var(--surface);
    box-shadow: 0 0 0 3px rgba(18, 70, 63, 0.1);
}
.contact-form .btn { width: 100%; justify-content: center; margin-top: 0.3rem; }
.contact-form .btn:disabled { opacity: 0.7; cursor: default; }
.form-honeypot { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; pointer-events: none; }
.form-status {
    font-size: 0.9rem;
    line-height: 1.5;
    margin: 0.2rem 0 0;
    min-height: 1.2em;
}
.form-status.success { color: var(--accent); font-weight: 500; }
.form-status.error { color: #A3341F; font-weight: 500; }

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
    background: #1B2724;
    color: rgba(255, 255, 255, 0.75);
    padding: 2.2rem 0;
}
.footer .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}
#footerCopyright {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    letter-spacing: 0.03em;
    color: rgba(255, 255, 255, 0.62);
}
.footer-links { display: flex; gap: 1.4rem; }
.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
    font-weight: 500;
}
.footer-links a:hover { color: #fff; }

/* ==========================================================================
   Animations
   ========================================================================== */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(28px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}
@keyframes bob {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(5px); }
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 900px) {
    .nav-menu {
        position: fixed;
        top: 0; right: -100%;
        height: 100vh;
        width: min(80%, 320px);
        flex-direction: column;
        justify-content: center;
        gap: 1.6rem;
        background: var(--bg);
        box-shadow: var(--shadow-lg);
        border-left: 1px solid var(--border);
        padding: 2rem;
        margin-left: 0;
        transition: right var(--transition-normal);
    }
    .nav-menu.active { right: 0; }
    .nav-toggle { display: flex; margin-left: auto; }
    .nav-actions { display: none; }

    .hero { padding-top: 7rem; }
    .hero-inner { grid-template-columns: 1fr; text-align: center; gap: 2.5rem; }
    .hero-photo { order: -1; }
    .hero-photo-frame { width: min(72%, 300px); }
    .hero-kicker, .hero-highlights, .hero-cta, .social-links { justify-content: center; }
    .hero-description { margin-left: auto; margin-right: auto; }
    .hero-scroll { display: none; }

    .about-content,
    .contact-content,
    .skills-grid,
    .projects-grid,
    .education-grid { grid-template-columns: 1fr; }

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

@media (max-width: 520px) {
    body { font-size: 1rem; }
    .hero-cta { flex-direction: column; }
    .hero-cta .btn { width: 100%; justify-content: center; }
    .about-stats { grid-template-columns: 1fr 1fr; }
    .stat-item { padding: 1.3rem 1.1rem; }
    .timeline-content,
    .skill-category,
    .project-content,
    .education-item,
    .contact-form-container { padding: 1.4rem; }
    .footer .container { flex-direction: column; text-align: center; }
}

@media (prefers-reduced-motion: reduce) {
    * { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
    html { scroll-behavior: auto; }
    .skill-bar-fill { transition: none; }
}