/* =========================================================
   PORTFOLIO DESIGN SYSTEM - LIGHT THEME
   Clean, professional light theme with Laravel-inspired accents
   ========================================================= */

/* ── Google Font ── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

/* =========================================================
   1. DESIGN TOKENS — LIGHT THEME
   ========================================================= */
:root {
    /* Brand - Laravel Red */
    --p-primary: #FF2D20;
    --p-primary-dark: #dc2619;
    --p-primary-light: #ff574a;
    --p-accent: #ff6b65;
    --p-accent-glow: rgba(255, 45, 32, 0.12);

    /* Surface - Clean light backgrounds */
    --p-bg: #F8FAFC;
    --p-surface: #FFFFFF;
    --p-surface-2: #F1F5F9;
    --p-border: rgba(0, 0, 0, 0.08);
    --p-border-strong: rgba(0, 0, 0, 0.15);

    /* Text - High contrast for readability */
    --p-text: #0F172A;
    --p-text-2: #334155;
    --p-muted: #64748B;
    --p-muted-light: #94A3B8;

    /* Nav - Light with subtle transparency */
    --p-nav-bg: rgba(255, 255, 255, 0.92);
    --p-nav-border: rgba(0, 0, 0, 0.08);

    /* Spacing scale */
    --sp-1: 0.25rem;
    --sp-2: 0.5rem;
    --sp-3: 0.75rem;
    --sp-4: 1rem;
    --sp-5: 1.25rem;
    --sp-6: 1.5rem;
    --sp-8: 2rem;
    --sp-10: 2.5rem;
    --sp-12: 3rem;
    --sp-16: 4rem;
    --sp-20: 5rem;

    /* Radii */
    --r-sm: 6px;
    --r-md: 10px;
    --r-lg: 16px;
    --r-xl: 24px;
    --r-full: 999px;

    /* Shadows - Subtle depth for light theme */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.10), 0 1px 3px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.12), 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-glow: 0 0 0 3px rgba(255, 45, 32, 0.20);

    /* Typography */
    --font-sans: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
    --font-mono: 'Cascadia Code', 'Fira Code', 'Courier New', monospace;

    /* Transitions */
    --ease: 0.22s cubic-bezier(0.4, 0, 0.2, 1);
}

/* =========================================================
   2. BASE RESET & BODY
   ========================================================= */
*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background-color: var(--p-bg);
    color: var(--p-text);
    line-height: 1.6;
    margin: 0;
    -webkit-font-smoothing: antialiased;
}

/* Override Bootstrap primary to match theme token */
.btn-primary,
.bg-primary {
    background-color: var(--p-primary) !important;
    border-color: var(--p-primary) !important;
}

.btn-primary:hover {
    background-color: var(--p-primary-dark) !important;
    border-color: var(--p-primary-dark) !important;
}

.text-primary {
    color: var(--p-primary) !important;
}

.border-primary {
    border-color: var(--p-primary) !important;
}

.btn-outline-primary {
    color: var(--p-primary) !important;
    border-color: var(--p-primary) !important;
}

.btn-outline-primary:hover {
    background-color: var(--p-primary) !important;
    color: #fff !important;
}

a {
    color: var(--p-primary);
    transition: color var(--ease);
}

a:hover {
    color: var(--p-primary-dark);
}

/* =========================================================
   3. NAV  —  Horizontal sticky top bar
   ========================================================= */
.pnav {
    position: sticky;
    top: 0;
    z-index: 1030;
    background: var(--p-nav-bg);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    border-bottom: 1px solid var(--p-nav-border);
    transition: box-shadow var(--ease);
}

.pnav.pnav-scrolled {
    box-shadow: var(--shadow-md);
}

.pnav-inner {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    height: 70px;
    padding: 0 1.25rem;
    max-width: 1280px;
    margin: 0 auto;
    gap: 1rem;
}

.pnav-left {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 0.75rem;
    flex-shrink: 0;
}

.pnav-back {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 5px 14px;
    border: 1.5px solid var(--p-border-strong);
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--p-text-2) !important;
    text-decoration: none;
    white-space: nowrap;
    transition: all var(--ease);
    line-height: 1;
    flex-shrink: 0;
}

.pnav-back:hover {
    background: var(--p-primary);
    border-color: var(--p-primary);
    color: #fff !important;
    transform: translateX(-2px);
}

.pnav-back i {
    font-size: 0.85rem;
}

.pnav-brand {
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    color: var(--p-text) !important;
    text-decoration: none;
    white-space: nowrap;
    transition: color var(--ease);
}

.pnav-brand:hover {
    color: var(--p-primary) !important;
}

.pnav-links {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 2px;
    list-style: none;
    margin: 0;
    padding: 0;
    flex-wrap: nowrap;
}

.pnav-link {
    display: inline-block;
    padding: 6px 10px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--p-text-2) !important;
    text-decoration: none;
    border-radius: 6px;
    white-space: nowrap;
    transition: color var(--ease), background var(--ease);
    line-height: 1.4;
}

.pnav-link:hover,
.pnav-link:focus {
    color: var(--p-primary) !important;
    background: var(--p-accent-glow);
    outline: none;
}

.pnav-link.pnav-link-active {
    color: var(--p-primary) !important;
    background: var(--p-accent-glow);
    font-weight: 600;
}

.pnav-burger {
    display: none;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    background: transparent;
    border: 1.5px solid var(--p-border-strong);
    border-radius: 8px;
    cursor: pointer;
    transition: border-color var(--ease);
    flex-shrink: 0;
    padding: 0;
}

.pnav-burger i {
    font-size: 1.25rem;
    color: var(--p-text-2);
    line-height: 1;
}

.pnav-burger:hover {
    border-color: var(--p-primary);
}

.pnav-burger:focus-visible {
    outline: 2px solid var(--p-primary);
    outline-offset: 2px;
}

/* Mobile styles */
@media (max-width: 767.98px) {
    .pnav-burger {
        display: inline-flex;
    }

    .pnav-links {
        display: none;
        flex-direction: column;
        align-items: flex-start;
        gap: 2px;
        position: absolute;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--p-nav-bg);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        border-bottom: 1px solid var(--p-nav-border);
        box-shadow: var(--shadow-md);
        padding: 0.5rem 1.25rem 1rem;
    }

    .pnav-links.pnav-links-open {
        display: flex;
    }

    .pnav-link {
        width: 100%;
        padding: 10px 12px;
        border-radius: 8px;
    }

    .pnav-back span {
        display: none;
    }

    .pnav-back {
        padding: 5px 10px;
    }
}

/* =========================================================
   4. HERO SECTION
   ========================================================= */
.portfolio-hero {
    padding: var(--sp-20) 0 var(--sp-16);
    position: relative;
    overflow: hidden;
}

.portfolio-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 80% 60% at 50% 0%,
            var(--p-accent-glow) 0%,
            transparent 70%);
    pointer-events: none;
}

.hero-inner {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--sp-6);
}

.hero-avatar-ring {
    width: 140px;
    height: 140px;
    border-radius: 50%;
    padding: 3px;
    background: linear-gradient(135deg, var(--p-primary), var(--p-accent));
    box-shadow: var(--shadow-md), 0 0 40px var(--p-accent-glow);
    flex-shrink: 0;
}

.hero-avatar-ring img,
.hero-avatar-ring .hero-avatar-placeholder {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--p-surface-2);
    font-size: 3rem;
    color: var(--p-primary);
}

.hero-text {
    max-width: 640px;
}

.hero-name {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.15;
    color: var(--p-text);
    margin: 0 0 var(--sp-2);
}

.hero-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--p-primary);
    margin: 0 0 var(--sp-3);
}

.hero-tagline {
    font-size: 1rem;
    color: var(--p-muted);
    line-height: 1.6;
    margin: 0 0 var(--sp-3);
    max-width: 520px;
}

.hero-location {
    display: inline-flex;
    align-items: center;
    gap: var(--sp-2);
    font-size: 0.875rem;
    color: var(--p-muted);
    margin-bottom: var(--sp-6);
}

.hero-location i {
    color: var(--p-primary);
}

.hero-actions {
    display: flex;
    gap: var(--sp-3);
    flex-wrap: wrap;
    justify-content: center;
}

.hero-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--sp-2);
    padding: var(--sp-3) var(--sp-6);
    border-radius: var(--r-full);
    font-weight: 600;
    font-size: 0.9rem;
    text-decoration: none;
    transition: all var(--ease);
    border: 2px solid transparent;
    cursor: pointer;
}

.hero-btn-primary {
    background: var(--p-primary);
    color: #fff !important;
    border-color: var(--p-primary);
    box-shadow: var(--shadow-md), 0 0 20px var(--p-accent-glow);
}

.hero-btn-primary:hover {
    background: var(--p-primary-dark);
    border-color: var(--p-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), 0 0 30px var(--p-accent-glow);
    color: #fff !important;
}

.hero-btn-secondary {
    background: transparent;
    color: var(--p-text) !important;
    border-color: var(--p-border-strong);
}

.hero-btn-secondary:hover {
    border-color: var(--p-primary);
    color: var(--p-primary) !important;
    background: var(--p-accent-glow);
    transform: translateY(-2px);
}

.hero-seed-hint {
    font-size: 0.75rem;
    color: var(--p-muted);
    background: var(--p-surface-2);
    border-radius: var(--r-sm);
    padding: var(--sp-2) var(--sp-4);
    margin-top: var(--sp-4);
}

/* =========================================================
   5. SECTIONS — SHARED
   ========================================================= */
.portfolio-section {
    padding: var(--sp-16) 0;
}

.portfolio-section+.portfolio-section {
    border-top: 1px solid var(--p-border);
}

.section-header {
    margin-bottom: var(--sp-10);
}

.section-label {
    display: inline-flex;
    align-items: center;
    gap: var(--sp-2);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--p-primary);
    margin-bottom: var(--sp-2);
}

.section-label::before {
    content: '';
    width: 20px;
    height: 2px;
    background: var(--p-primary);
    border-radius: 2px;
}

.section-title {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 800;
    letter-spacing: -0.025em;
    color: var(--p-text);
    margin: 0;
    line-height: 1.25;
}

/* =========================================================
   6. ABOUT SECTION
   ========================================================= */
.about-card {
    background: var(--p-surface);
    border: 1px solid var(--p-border);
    border-radius: var(--r-lg);
    padding: var(--sp-10);
    box-shadow: var(--shadow-sm);
    max-width: 800px;
}

.about-card p {
    font-size: 1.0625rem;
    line-height: 1.85;
    color: var(--p-text-2);
    margin: 0;
}

/* =========================================================
   7. SKILLS SECTION
   ========================================================= */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: var(--sp-5);
}

.skill-category-card {
    background: var(--p-surface);
    border: 1px solid var(--p-border);
    border-radius: var(--r-lg);
    padding: var(--sp-6);
    box-shadow: var(--shadow-sm);
    transition: border-color var(--ease), box-shadow var(--ease);
}

.skill-category-card:hover {
    border-color: var(--p-primary);
    box-shadow: var(--shadow-md), 0 0 0 1px var(--p-primary);
}

.skill-cat-title {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--p-primary);
    margin: 0 0 var(--sp-4);
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--sp-2);
}

.skill-tag {
    display: inline-block;
    padding: var(--sp-1) var(--sp-3);
    background: var(--p-accent-glow);
    color: var(--p-primary);
    border: 1px solid rgba(0, 0, 0, 0.04);
    border-radius: var(--r-full);
    font-size: 0.8125rem;
    font-weight: 500;
    transition: all var(--ease);
}

.skill-tag:hover {
    background: var(--p-primary);
    color: #fff;
}

/* =========================================================
   8. EXPERIENCE / TIMELINE
   ========================================================= */
.timeline {
    position: relative;
    max-width: 780px;
    padding-left: var(--sp-8);
}

.timeline::before {
    content: '';
    position: absolute;
    left: 7px;
    top: 8px;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--p-primary), transparent);
    border-radius: 2px;
}

.timeline-item {
    position: relative;
    padding-bottom: var(--sp-10);
}

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

.timeline-marker {
    position: absolute;
    left: calc(-1 * var(--sp-8) + 1px);
    top: 6px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--p-primary);
    border: 2px solid var(--p-bg);
    box-shadow: 0 0 0 2px var(--p-primary);
    z-index: 1;
}

.timeline-content {
    background: var(--p-surface);
    border: 1px solid var(--p-border);
    border-radius: var(--r-lg);
    padding: var(--sp-6);
    box-shadow: var(--shadow-sm);
    transition: border-color var(--ease), box-shadow var(--ease);
}

.timeline-content:hover {
    border-color: var(--p-primary);
    box-shadow: var(--shadow-md);
}

.timeline-role {
    font-size: 1.0625rem;
    font-weight: 700;
    color: var(--p-text);
    margin: 0 0 var(--sp-1);
}

.timeline-company {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--p-primary);
    margin: 0 0 var(--sp-1);
}

.timeline-dates {
    display: inline-flex;
    align-items: center;
    gap: var(--sp-2);
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--p-muted);
    background: var(--p-surface-2);
    border-radius: var(--r-full);
    padding: 2px var(--sp-3);
    margin-bottom: var(--sp-4);
}

.timeline-desc {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--p-text-2);
    margin: 0 0 var(--sp-3);
}

.timeline-achievements {
    font-size: 0.875rem;
    line-height: 1.7;
    color: var(--p-muted);
    border-left: 2px solid var(--p-primary);
    padding-left: var(--sp-4);
    margin-top: var(--sp-3);
}

.jobtype-badge {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 4px 8px;
    border-radius: 999px;
    color: #fff;
    box-shadow: var(--shadow-sm);
    transition: transform var(--ease), box-shadow var(--ease), opacity var(--ease);
    line-height: 1;
    white-space: nowrap;
    text-transform: none;
}

.jobtype-badge.jobtype-job {
    background: linear-gradient(90deg, var(--p-primary), var(--p-primary-dark));
    box-shadow: 0 6px 18px rgba(255, 45, 32, 0.15);
}

.jobtype-badge.jobtype-internship {
    background: linear-gradient(90deg, #c084fc, #f97316);
    box-shadow: 0 6px 18px rgba(249, 115, 22, 0.15);
}

.jobtype-badge:hover {
    transform: translateY(-2px) scale(1.02);
    opacity: 0.98;
}

/* =========================================================
   9. PROJECTS
   ========================================================= */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--sp-5);
}

.project-card {
    background: var(--p-surface);
    border-radius: var(--r-lg);
    border: 1px solid var(--p-border);
    overflow: hidden;
    transition: all var(--ease);
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-sm);
}

.project-card:hover {
    border-color: var(--p-primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg), 0 0 30px var(--p-accent-glow);
}

.project-card::before {
    content: '';
    display: block;
    height: 3px;
    background: linear-gradient(90deg, var(--p-primary), var(--p-accent));
    opacity: 0;
    transition: opacity var(--ease);
}

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

.project-card-body {
    padding: var(--sp-6);
    display: flex;
    flex-direction: column;
    flex: 1;
}

.project-title {
    font-size: 1.0625rem;
    font-weight: 700;
    color: var(--p-text);
    margin: 0 0 var(--sp-3);
}

.project-desc {
    font-size: 0.875rem;
    color: var(--p-muted);
    margin: 0 0 var(--sp-4);
    line-height: 1.65;
    flex: 1;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--sp-1);
    margin-bottom: var(--sp-5);
}

.project-tag {
    padding: 2px var(--sp-3);
    font-size: 0.75rem;
    font-weight: 600;
    background: var(--p-accent-glow);
    color: var(--p-primary);
    border-radius: var(--r-sm);
    border: 1px solid rgba(0, 0, 0, 0.04);
}

.project-link {
    display: inline-flex;
    align-items: center;
    gap: var(--sp-2);
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--p-primary) !important;
    text-decoration: none;
    transition: gap var(--ease);
}

.project-link:hover {
    gap: var(--sp-3);
    color: var(--p-primary-dark) !important;
}

.project-cover {
    width: 100%;
    height: 180px;
    overflow: hidden;
    background: var(--p-surface-2);
    flex-shrink: 0;
}

.project-cover-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}

.project-card:hover .project-cover-img {
    transform: scale(1.05);
}

.project-cover-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: var(--p-muted-light);
    background: linear-gradient(135deg, var(--p-surface-2) 0%, var(--p-surface) 100%);
}

.project-card-footer {
    display: flex;
    align-items: center;
    gap: var(--sp-3);
    margin-top: var(--sp-4);
    padding-top: var(--sp-4);
    border-top: 1px solid var(--p-border);
}

.project-link-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: var(--r-md);
    background: var(--p-surface-2);
    color: var(--p-text-2) !important;
    font-size: 1rem;
    text-decoration: none;
    transition: all var(--ease);
    flex-shrink: 0;
}

.project-link-icon:hover {
    background: var(--p-primary);
    color: #fff !important;
    transform: translateY(-1px);
}

.projects-empty-state {
    text-align: center;
    padding: var(--sp-16) var(--sp-8);
    color: var(--p-muted);
}

.projects-empty-state i {
    font-size: 3rem;
    display: block;
    margin-bottom: var(--sp-4);
    opacity: 0.5;
}

.projects-empty-state p {
    font-size: 1rem;
    margin: 0;
}

/* =========================================================
   10. CERTIFICATES
   ========================================================= */
.certificates-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

.certificate-card {
    background: var(--p-surface);
    border-radius: var(--r-lg);
    border: 1px solid var(--p-border);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--ease);
    display: flex;
    flex-direction: column;
    width: 100%;
}

.certificate-card:hover {
    border-color: var(--p-primary);
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}

.cert-image-container {
    width: 100%;
    height: 180px;
    overflow: hidden;
    background: var(--p-surface-2);
}

.cert-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}

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

.cert-body {
    padding: var(--sp-5);
    display: flex;
    flex-direction: column;
    flex: 1;
}

.cert-name {
    font-size: 1rem;
    font-weight: 700;
    color: var(--p-text);
    margin: 0 0 var(--sp-1);
}

.cert-issuer {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--p-primary);
    margin: 0 0 var(--sp-1);
}

.cert-date {
    font-size: 0.8rem;
    color: var(--p-muted);
    margin: 0 0 var(--sp-3);
}

.cert-actions {
    margin-top: auto;
    display: flex;
    flex-wrap: wrap;
    gap: var(--sp-2);
    padding-top: var(--sp-4);
}

.cert-link {
    display: inline-flex;
    align-items: center;
    gap: var(--sp-2);
    font-size: 0.8125rem;
    font-weight: 600;
    text-decoration: none !important;
    padding: 6px 12px;
    border-radius: var(--r-sm);
    transition: all var(--ease);
}

.cert-btn-details {
    background: var(--p-primary);
    color: #fff !important;
}

.cert-btn-details:hover {
    background: var(--p-primary-dark);
    transform: translateY(-1px);
}

.cert-btn-verify {
    background: var(--p-accent-glow);
    color: var(--p-primary) !important;
}

.cert-btn-verify:hover {
    background: var(--p-primary);
    color: #fff !important;
}

.cert-actions .cert-link:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* =========================================================
   11. CONTACT SECTION
   ========================================================= */
.contact-card {
    background: var(--p-surface);
    border: 1px solid var(--p-border);
    border-radius: var(--r-xl);
    padding: var(--sp-12) var(--sp-10);
    text-align: center;
    box-shadow: var(--shadow-md);
    max-width: 640px;
    margin: 0 auto;
    position: relative;
    overflow: hidden;
}

.contact-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--p-primary), var(--p-accent));
}

.contact-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--p-accent-glow);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--p-primary);
    margin-bottom: var(--sp-4);
}

.contact-intro {
    font-size: 1.125rem;
    color: var(--p-text-2);
    margin-bottom: var(--sp-8);
    line-height: 1.6;
}

.contact-links {
    display: flex;
    flex-wrap: wrap;
    gap: var(--sp-3);
    justify-content: center;
}

.contact-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--sp-2);
    padding: var(--sp-3) var(--sp-5);
    background: var(--p-surface-2);
    color: var(--p-text) !important;
    border-radius: var(--r-full);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.875rem;
    border: 1.5px solid var(--p-border-strong);
    transition: all var(--ease);
}

.contact-btn:hover {
    background: var(--p-primary);
    border-color: var(--p-primary);
    color: #fff !important;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md), 0 0 20px var(--p-accent-glow);
}

/* =========================================================
   12. FOOTER
   ========================================================= */
.portfolio-footer {
    padding: var(--sp-10) 0 var(--sp-8);
    border-top: 1px solid var(--p-border);
    text-align: center;
}

.footer-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--sp-5);
}

.footer-social {
    display: flex;
    gap: var(--sp-3);
    justify-content: center;
    flex-wrap: wrap;
}

.footer-link {
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    border: 1.5px solid var(--p-border-strong);
    background: var(--p-surface);
    color: var(--p-text-2) !important;
    font-size: 1.0625rem;
    text-decoration: none;
    transition: all var(--ease);
    box-shadow: var(--shadow-sm);
}

.footer-link:hover {
    background: var(--p-primary);
    border-color: var(--p-primary);
    color: #fff !important;
    transform: translateY(-3px);
    box-shadow: var(--shadow-md), 0 0 16px var(--p-accent-glow);
}

.footer-divider {
    width: 60px;
    height: 2px;
    background: var(--p-border);
    border-radius: var(--r-full);
}

.footer-copy {
    font-size: 0.8125rem;
    color: var(--p-muted);
    margin: 0;
}

.footer-copy a {
    color: var(--p-primary);
    font-weight: 600;
    text-decoration: none;
}

.footer-copy a:hover {
    text-decoration: underline;
}

/* =========================================================
   13. PROJECT DETAIL PAGE
   ========================================================= */
.project-detail-section {
    padding: var(--sp-12) 0 var(--sp-16);
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: var(--sp-2);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--p-muted) !important;
    text-decoration: none;
    padding: var(--sp-2) var(--sp-4);
    border: 1.5px solid var(--p-border-strong);
    border-radius: var(--r-full);
    margin-bottom: var(--sp-8);
    transition: all var(--ease);
    background: var(--p-surface);
}

.back-link:hover {
    color: var(--p-primary) !important;
    border-color: var(--p-primary);
    background: var(--p-accent-glow);
}

.project-detail-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 800;
    letter-spacing: -0.025em;
    margin: 0 0 var(--sp-4);
}

.project-detail-desc {
    font-size: 1.125rem;
    line-height: 1.7;
    color: var(--p-text-2);
    max-width: 720px;
}

.project-long-desc {
    font-size: 1rem;
    line-height: 1.85;
    color: var(--p-text-2);
    max-width: 720px;
    margin-top: var(--sp-6);
}

.project-screenshots {
    margin-top: var(--sp-8);
    display: grid;
    gap: var(--sp-4);
}

.project-screenshot {
    width: 100%;
    border-radius: var(--r-md);
    border: 1px solid var(--p-border);
    box-shadow: var(--shadow-md);
}

.project-links {
    display: flex;
    flex-wrap: wrap;
    gap: var(--sp-3);
    margin-top: var(--sp-8);
}

.project-links .btn {
    border-radius: var(--r-full);
    padding: var(--sp-3) var(--sp-6);
    font-weight: 600;
    font-size: 0.875rem;
}

/* =========================================================
   14. FOCUS / ACCESSIBILITY
   ========================================================= */
:focus-visible {
    outline: 2px solid var(--p-primary);
    outline-offset: 3px;
    border-radius: var(--r-sm);
}

/* =========================================================
   15. RESPONSIVE
   ========================================================= */
@media (max-width: 1199px) {
    .portfolio-hero {
        padding: var(--sp-16) 0 var(--sp-12);
    }

    .hero-name {
        font-size: 2rem;
    }

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

    .timeline {
        max-width: 100%;
    }

    .about-card {
        padding: var(--sp-8);
    }

    .contact-card {
        padding: var(--sp-8) var(--sp-6);
    }
}

@media (max-width: 767px) {
    .skills-grid {
        grid-template-columns: 1fr;
    }

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

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

@media (max-width: 480px) {
    .portfolio-hero {
        padding: var(--sp-12) 0 var(--sp-8);
    }

    .hero-avatar-ring {
        width: 110px;
        height: 110px;
    }

    .hero-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .hero-btn {
        justify-content: center;
    }

    .portfolio-section {
        padding: var(--sp-12) 0;
    }

    .about-card {
        padding: var(--sp-6);
    }

    .contact-card {
        padding: var(--sp-6) var(--sp-4);
    }

    .section-title {
        font-size: 1.5rem;
    }

    .timeline {
        padding-left: var(--sp-6);
    }

    .timeline-content {
        padding: var(--sp-5);
    }

    .nav-back-btn span {
        display: none;
    }

    .nav-back-btn {
        padding: var(--sp-2);
    }
}

/* =========================================================
   16. DOWNLOAD CV BUTTON
   ========================================================= */
.btn-download-cv {
    display: inline-flex;
    align-items: center;
    gap: var(--sp-2);
    padding: var(--sp-3) var(--sp-6);
    border-radius: var(--r-full);
    font-weight: 700;
    font-size: 0.9375rem;
    text-decoration: none;
    transition: all var(--ease);
    border: 2px solid var(--p-primary);
    background: var(--p-primary);
    color: #fff !important;
    cursor: pointer;
    white-space: nowrap;
    box-shadow: var(--shadow-sm), 0 0 20px var(--p-accent-glow);
}

.btn-download-cv:hover,
.btn-download-cv:focus {
    border-color: var(--p-primary-dark);
    background: var(--p-primary-dark);
    color: #fff !important;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), 0 0 30px var(--p-accent-glow);
    outline: none;
}

.btn-download-cv:focus-visible {
    outline: 2px solid var(--p-text);
    outline-offset: 2px;
}

/* =========================================================
   17. SUBTLE ANIMATIONS
   ========================================================= */
@media (prefers-reduced-motion: no-preference) {
    .portfolio-hero .hero-inner>* {
        animation: fadeUp 0.5s both;
    }

    .portfolio-hero .hero-avatar-ring {
        animation-delay: 0s;
    }

    .portfolio-hero .hero-text {
        animation-delay: 0.1s;
    }

    .portfolio-hero .hero-actions {
        animation-delay: 0.2s;
    }

    @keyframes fadeUp {
        from {
            opacity: 0;
            transform: translateY(20px);
        }

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

    .portfolio-section {
        animation: sectionFadeIn 0.4s both;
    }

    @keyframes sectionFadeIn {
        from {
            opacity: 0;
        }

        to {
            opacity: 1;
        }
    }
}