/* ==========================================================================
   SELF-PR STUDIO - MODERN DESIGN SYSTEM & STYLES
   ========================================================================== */

/* 1. CSS Custom Properties (Theme Variables) */
:root {
    /* Color Tokens (Dark Mode Default) */
    --bg-primary: #0b0f19;
    --bg-secondary: #111827;
    --bg-alt: #161f33;
    --text-primary: #f9fafb;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    
    /* Accent Gradients */
    --accent-primary: #6366f1; /* Indigo */
    --accent-secondary: #a855f7; /* Purple */
    --accent-cyan: #06b6d4; /* Cyan */
    --accent-emerald: #10b981; /* Emerald */
    --gradient-brand: linear-gradient(135deg, #6366f1 0%, #a855f7 50%, #06b6d4 100%);
    --gradient-card: linear-gradient(145deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.02) 100%);
    
    /* UI Elements */
    --border-color: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(99, 102, 241, 0.4);
    --glass-bg: rgba(17, 24, 39, 0.7);
    --glass-border: rgba(255, 255, 255, 0.1);
    --shadow-glow: 0 10px 30px -10px rgba(99, 102, 241, 0.3);
    --shadow-card: 0 20px 40px rgba(0, 0, 0, 0.4);
    
    /* Fonts & Radii */
    --font-heading: 'Outfit', 'Noto Sans KR', sans-serif;
    --font-body: 'Inter', 'Noto Sans KR', sans-serif;
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 24px;
    --radius-full: 9999px;
    
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Light Theme Variables */
body.light-theme {
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-alt: #f1f5f9;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #64748b;
    --border-color: rgba(0, 0, 0, 0.08);
    --border-hover: rgba(99, 102, 241, 0.5);
    --glass-bg: rgba(255, 255, 255, 0.85);
    --glass-border: rgba(0, 0, 0, 0.08);
    --shadow-glow: 0 10px 30px -10px rgba(99, 102, 241, 0.2);
    --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.06);
}

/* 2. Base & Reset */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color var(--transition-normal), color var(--transition-normal);
    position: relative;
}

a {
    color: inherit;
    text-decoration: none;
}

button, input, select, textarea {
    font-family: inherit;
}

/* Background Glows */
.bg-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    z-index: -2;
    pointer-events: none;
}
.glow-1 {
    top: -100px;
    left: 20%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.25) 0%, rgba(0,0,0,0) 70%);
}
.glow-2 {
    top: 600px;
    right: 10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(168, 85, 247, 0.2) 0%, rgba(0,0,0,0) 70%);
}

.bg-grid {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-size: 50px 50px;
    background-image: 
        linear-gradient(to right, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    z-index: -1;
    pointer-events: none;
}

/* Glassmorphism Panel */
.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-card);
    transition: transform var(--transition-normal), border-color var(--transition-fast), box-shadow var(--transition-normal);
}

/* 3. Typography & Utility Classes */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.25;
}

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

.animated-gradient {
    background-size: 200% auto;
    animation: textGradient 4s linear infinite;
}

@keyframes textGradient {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.title-underline {
    width: 60px;
    height: 4px;
    background: var(--gradient-brand);
    border-radius: var(--radius-full);
    margin: 14px auto 0;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    cursor: pointer;
    border: 1px solid transparent;
    transition: all var(--transition-fast);
}
.btn-sm { padding: 6px 14px; font-size: 0.85rem; }
.btn-lg { padding: 14px 28px; font-size: 1.05rem; border-radius: var(--radius-md); }

.btn-primary {
    background: var(--gradient-brand);
    color: #ffffff;
    box-shadow: var(--shadow-glow);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 35px -5px rgba(99, 102, 241, 0.5);
}

.btn-secondary {
    background: rgba(99, 102, 241, 0.15);
    color: var(--accent-primary);
    border-color: rgba(99, 102, 241, 0.3);
}
.btn-secondary:hover {
    background: rgba(99, 102, 241, 0.25);
    color: #ffffff;
}

.btn-outline {
    background: transparent;
    border-color: var(--border-color);
    color: var(--text-primary);
}
.btn-outline:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.btn-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
}
.btn-icon:hover {
    color: var(--accent-primary);
    border-color: var(--accent-primary);
    transform: rotate(15deg);
}

/* 4. Navbar */
.navbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    padding: 14px 0;
}
.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-heading);
    font-size: 1.35rem;
    font-weight: 800;
    letter-spacing: -0.5px;
}
.logo-icon {
    color: var(--accent-primary);
    font-size: 1.4rem;
}
.logo-text .highlight {
    color: var(--accent-secondary);
}

.nav-links {
    display: flex;
    gap: 28px;
}
.nav-link {
    font-weight: 500;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}
.nav-link:hover, .nav-link.active {
    color: var(--text-primary);
}
.nav-link.highlight-link {
    color: var(--accent-cyan);
    font-weight: 600;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 14px;
}

/* 5. Hero Section & Avatar Frame */
.hero-section {
    padding: 80px 24px 60px;
    text-align: center;
}
.hero-container {
    max-width: 900px;
    margin: 0 auto;
}

.hero-avatar-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 24px;
    position: relative;
}
.avatar-ring {
    width: 130px;
    height: 130px;
    border-radius: 50%;
    padding: 4px;
    background: var(--gradient-brand);
    box-shadow: 0 0 35px rgba(99, 102, 241, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform var(--transition-normal);
}
.avatar-ring:hover {
    transform: scale(1.05) rotate(2deg);
}
.hero-avatar-img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    background: var(--bg-secondary);
}
.avatar-change-btn {
    margin-top: 10px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent-cyan);
    cursor: pointer;
    background: rgba(6, 182, 212, 0.12);
    padding: 4px 12px;
    border-radius: var(--radius-full);
    border: 1px solid rgba(6, 182, 212, 0.3);
    transition: all var(--transition-fast);
}
.avatar-change-btn:hover {
    background: rgba(6, 182, 212, 0.25);
    transform: translateY(-1px);
}

.badge-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    border-radius: var(--radius-full);
    background: rgba(99, 102, 241, 0.12);
    border: 1px solid rgba(99, 102, 241, 0.25);
    color: var(--accent-primary);
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 24px;
}
.badge-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent-emerald);
    box-shadow: 0 0 10px var(--accent-emerald);
}

.hero-title {
    font-size: 3.2rem;
    letter-spacing: -1px;
    margin-bottom: 20px;
}
.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-secondary);
    margin-bottom: 36px;
}
.hero-buttons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 60px;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
    margin-top: 40px;
}
.stat-card {
    background: var(--glass-bg);
    border: 1px solid var(--border-color);
    padding: 20px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: 16px;
}
.stat-icon {
    font-size: 1.8rem;
    color: var(--accent-primary);
}
.stat-info {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}
.stat-value {
    font-size: 1.8rem;
    font-weight: 800;
    font-family: var(--font-heading);
    line-height: 1;
}
.stat-plus {
    color: var(--accent-cyan);
    font-weight: 800;
}
.stat-label {
    font-size: 0.82rem;
    color: var(--text-muted);
    margin-top: 4px;
}

/* 6. Section Layouts */
.section {
    padding: 80px 24px;
}
.section.alt-bg {
    background: var(--bg-alt);
}
.section-container {
    max-width: 1200px;
    margin: 0 auto;
}
.section-header {
    margin-bottom: 48px;
}
.section-header.center {
    text-align: center;
}
.section-subtitle {
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    color: var(--accent-primary);
}
.section-title {
    font-size: 2.2rem;
    margin-top: 6px;
}
.section-desc {
    color: var(--text-secondary);
    margin-top: 8px;
}

/* About Quote Card */
.about-card {
    padding: 40px;
}
.about-quote {
    text-align: center;
    position: relative;
    padding-bottom: 30px;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 30px;
}
.quote-icon {
    font-size: 2.5rem;
    color: var(--accent-primary);
    opacity: 0.3;
    margin-bottom: 12px;
}
.quote-text {
    font-size: 1.3rem;
    font-weight: 600;
    line-height: 1.6;
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
}
.about-item {
    text-align: center;
}
.about-icon {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-sm);
    background: rgba(99, 102, 241, 0.15);
    color: var(--accent-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    margin: 0 auto 16px;
}
.about-item h3 {
    font-size: 1.1rem;
    margin-bottom: 8px;
}
.about-item p {
    font-size: 0.92rem;
    color: var(--text-secondary);
}

/* 7. Competencies (Skills Grid) */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
    gap: 24px;
}
.skill-card {
    padding: 30px;
}
.skill-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 24px;
}
.skill-card-icon {
    font-size: 1.6rem;
    color: var(--accent-cyan);
}
.skill-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 18px;
}
.skill-info {
    display: flex;
    justify-content: space-between;
    font-size: 0.9rem;
    margin-bottom: 6px;
}
.skill-percent {
    color: var(--accent-primary);
    font-weight: 700;
}
.progress-bar {
    width: 100%;
    height: 8px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-full);
    overflow: hidden;
}
.progress {
    height: 100%;
    background: var(--gradient-brand);
    border-radius: var(--radius-full);
    transition: width 1s ease-in-out;
}

/* 8. Projects Filter & Cards */
.filter-tabs {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 36px;
    flex-wrap: wrap;
}
.filter-btn {
    padding: 8px 18px;
    border-radius: var(--radius-full);
    background: var(--glass-bg);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}
.filter-btn.active, .filter-btn:hover {
    background: var(--accent-primary);
    color: #ffffff;
    border-color: var(--accent-primary);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}
.project-card {
    padding: 28px;
    position: relative;
    display: flex;
    flex-direction: column;
}
.project-card:hover {
    transform: translateY(-5px);
    border-color: var(--border-hover);
}
.project-tag-badge {
    align-self: flex-start;
    padding: 4px 12px;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 700;
    background: rgba(99, 102, 241, 0.2);
    color: var(--accent-primary);
    margin-bottom: 14px;
}
.project-tag-badge.marketing {
    background: rgba(168, 85, 247, 0.2);
    color: var(--accent-secondary);
}
.project-tag-badge.biz {
    background: rgba(6, 182, 212, 0.2);
    color: var(--accent-cyan);
}

.project-card h3 {
    font-size: 1.25rem;
    margin-bottom: 10px;
}
.project-summary {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 18px;
}

.star-mini-grid {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 20px;
    margin-top: auto;
}
.star-tag {
    font-size: 0.82rem;
    color: var(--text-muted);
    padding: 6px 10px;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.03);
}
.star-tag.highlight {
    background: rgba(16, 185, 129, 0.12);
    color: var(--accent-emerald);
    font-weight: 600;
}
.star-lbl {
    font-weight: 700;
    margin-right: 6px;
}
.view-detail-btn {
    width: 100%;
    margin-top: 10px;
}

/* 9. Photo Upload Box in Form */
.photo-upload-box {
    display: flex;
    align-items: center;
    gap: 20px;
    background: rgba(0, 0, 0, 0.15);
    padding: 16px;
    border-radius: var(--radius-md);
    border: 1px dashed var(--border-hover);
    margin-bottom: 20px;
}
.upload-preview-thumb {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    overflow: hidden;
    flex-shrink: 0;
    border: 2px solid var(--accent-primary);
}
.upload-preview-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.file-input-hidden {
    display: none;
}
.upload-controls {
    display: flex;
    flex-direction: column;
    gap: 8px;
    align-items: flex-start;
}
.upload-tip {
    font-size: 0.78rem;
    color: var(--text-muted);
}

/* PR Card Header with Photo */
.pr-card-header-with-photo {
    display: flex;
    align-items: center;
    gap: 20px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 20px;
    margin-bottom: 24px;
}
.pr-profile-avatar-frame {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid var(--accent-primary);
    box-shadow: 0 0 15px rgba(99, 102, 241, 0.3);
    flex-shrink: 0;
}
.pr-profile-avatar-frame img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 10. Live Builder Layout */
.builder-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    align-items: start;
}
@media (max-width: 992px) {
    .builder-layout {
        grid-template-columns: 1fr;
    }
}

.builder-form {
    padding: 32px;
}
.form-group-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--accent-cyan);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.form-group-title.mt-4 { margin-top: 24px; }

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}
.form-group {
    margin-bottom: 16px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
}
.form-control {
    width: 100%;
    padding: 10px 14px;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.92rem;
    outline: none;
    transition: border-color var(--transition-fast);
}
.form-control:focus {
    border-color: var(--accent-primary);
}
textarea.form-control {
    resize: vertical;
}
textarea.rows-3 { min-height: 80px; }

/* Live Preview Panel */
.builder-preview-wrapper {
    position: sticky;
    top: 90px;
}
.preview-actions {
    display: flex;
    gap: 10px;
    margin-bottom: 16px;
    justify-content: flex-end;
}

.preview-card {
    padding: 36px;
    border-left: 4px solid var(--accent-primary);
}

.pr-job-badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    background: var(--accent-primary);
    color: #ffffff;
    font-size: 0.8rem;
    font-weight: 700;
    margin-bottom: 6px;
}
.pr-name {
    font-size: 1.8rem;
    margin-bottom: 4px;
}
.pr-headline {
    font-size: 0.95rem;
    color: var(--accent-cyan);
    font-style: italic;
}

.pr-card-section {
    margin-bottom: 24px;
}
.pr-card-section h4 {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.pr-tags {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.pr-tag {
    background: rgba(255, 255, 255, 0.04);
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    border-left: 3px solid var(--accent-secondary);
}

.pr-star-box {
    background: rgba(0, 0, 0, 0.15);
    padding: 16px;
    border-radius: var(--radius-sm);
    display: flex;
    flex-direction: column;
    gap: 8px;
    font-size: 0.9rem;
}
.highlight-text {
    color: var(--accent-emerald);
    font-weight: 600;
}
.pr-aspire-text {
    font-size: 0.92rem;
    line-height: 1.6;
    color: var(--text-secondary);
}

/* 11. Modal & Toast */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-fast);
}
.modal-backdrop.show {
    opacity: 1;
    pointer-events: auto;
}
.modal-card {
    max-width: 600px;
    width: 90%;
    padding: 36px;
    position: relative;
    transform: scale(0.9);
    transition: transform var(--transition-fast);
}
.modal-backdrop.show .modal-card {
    transform: scale(1);
}
.modal-close-btn {
    position: absolute;
    top: 16px;
    right: 20px;
    background: none;
    border: none;
    font-size: 1.8rem;
    color: var(--text-secondary);
    cursor: pointer;
}
.modal-close-btn:hover { color: var(--text-primary); }

.toast {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: var(--accent-emerald);
    color: #ffffff;
    padding: 12px 24px;
    border-radius: var(--radius-md);
    box-shadow: 0 10px 25px rgba(0,0,0,0.3);
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    transform: translateY(100px);
    opacity: 0;
    transition: all var(--transition-normal);
    z-index: 3000;
}
.toast.show {
    transform: translateY(0);
    opacity: 1;
}

/* 12. Footer */
.footer {
    border-top: 1px solid var(--border-color);
    padding: 30px 24px;
    background: var(--bg-secondary);
}
.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9rem;
    color: var(--text-muted);
}
.footer-links a:hover {
    color: var(--accent-primary);
}

/* 13. Print Styles */
@media print {
    body { background: #fff !important; color: #000 !important; }
    .navbar, .hero-buttons, .builder-form, .preview-actions, .filter-tabs, .footer, .bg-glow, .bg-grid {
        display: none !important;
    }
    .builder-layout { display: block !important; }
    .preview-card { border: 1px solid #ccc !important; box-shadow: none !important; }
}