/* =========================================
   VARIABLES & SETUP
   ========================================= */
:root {
    --bg-color: #050505;
    --text-color: #f3f4f6;
    --text-muted: #9ca3af;
    --primary: #c9184a;
    /* Burgundy/Ruby red */
    --primary-hover: #a4133c;
    --accent: #ff4d6d;
    /* Brighter accent for gradients/scroll bar */
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.08);
    --nav-bg: rgba(5, 5, 5, 0.8);

    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-display: 'Outfit', var(--font-sans);

    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-sans);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    transition: background-color 1s cubic-bezier(0.4, 0, 0.2, 1),
                color 1s cubic-bezier(0.4, 0, 0.2, 1);
}

::selection {
    background: var(--primary);
    color: white;
}

/* =========================================
   LAMP CANVAS
   ========================================= */
#lamp-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 9998;
    pointer-events: none;
}

/* =========================================
   LIGHT THEME
   ========================================= */
/* Light grayish theme — nice soft gray instead of pure white */
body.light-theme {
    --bg-color: #e5e5e5;
    --text-color: #2a2a2a;
    --text-muted: #5a5a5a;
    --primary: #c9184a;
    --primary-hover: #a4133c;
    --accent: #ff4d6d;
    --glass-bg: rgba(0, 0, 0, 0.04);
    --glass-border: rgba(0, 0, 0, 0.12);
    --nav-bg: rgba(229, 229, 229, 0.88);
}

body.light-theme body,
body.light-theme {
    background-color: var(--bg-color);
}

body.light-theme .section-title,
body.light-theme .project-title,
body.light-theme .lang-title {
    color: #1a1a1a;
}

body.light-theme .hero .title {
    color: #1a1a1a;
}

body.light-theme .nav-link {
    color: #5a5a5a;
}

body.light-theme .nav-link:hover {
    color: #1a1a1a;
}

body.light-theme .nav-menu .btn-contact {
    color: #1a1a1a;
}

body.light-theme .logo {
    background: linear-gradient(110deg, #333 0%, #555 35%, #999 50%, #555 65%, #333 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    animation: shine 3s linear infinite;
}

body.light-theme .bar {
    background-color: #2a2a2a;
}

body.light-theme .btn-secondary {
    color: #2a2a2a;
    border-color: rgba(0, 0, 0, 0.25);
}

body.light-theme .btn-secondary:hover {
    background: rgba(0, 0, 0, 0.08);
    border-color: rgba(0, 0, 0, 0.4);
}

body.light-theme .skill-tag {
    background: rgba(0, 0, 0, 0.06);
    border-color: rgba(0, 0, 0, 0.15);
    color: #2a2a2a;
}

body.light-theme .form-group label {
    color: #2a2a2a;
}

body.light-theme .form-group input,
body.light-theme .form-group textarea {
    background: rgba(0, 0, 0, 0.05);
    border-color: rgba(0, 0, 0, 0.15);
    color: #2a2a2a;
}

body.light-theme .form-group input:focus,
body.light-theme .form-group textarea:focus {
    background: rgba(0, 0, 0, 0.08);
}

body.light-theme .form-group input::placeholder,
body.light-theme .form-group textarea::placeholder {
    color: rgba(0, 0, 0, 0.4);
}

body.light-theme .project-placeholder {
    color: rgba(255, 255, 255, 0.9);
}

body.light-theme .project-link {
    color: #2a2a2a;
}

body.light-theme .social-links a {
    color: #5a5a5a;
}

body.light-theme .social-links a:hover {
    color: #1a1a1a;
}

body.light-theme .footer-left p {
    color: #5a5a5a;
}

body.light-theme .blob-1 {
    opacity: 0.15;
    background: radial-gradient(circle, #c9184a 0%, transparent 70%);
}

body.light-theme .blob-2 {
    opacity: 0.1;
    background: radial-gradient(circle, #ff4d6d 0%, transparent 70%);
}

body.light-theme .language-overlay {
    background-color: var(--bg-color);
}

body.light-theme .lang-btn {
    color: #2a2a2a;
}

body.light-theme .nav-menu {
    background-color: var(--bg-color);
}

/* =========================================
   TYPOGRAPHY
   ========================================= */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-display);
    line-height: 1.2;
    margin-bottom: 1rem;
    font-weight: 700;
}

a {
    color: var(--text-color);
    text-decoration: none;
    transition: color var(--transition-fast);
}

p {
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.gradient-text {
    background: linear-gradient(135deg, #ff4d6d, #c9184a);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    display: inline-block;
}

/* =========================================
   LAYOUT & REUSABLE CLASSES
   ========================================= */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 5%;
}

.section {
    padding: 100px 0;
    position: relative;
}

.section-header {
    margin-bottom: 3rem;
}

.section-header.align-center {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.section-title {
    font-size: 2.5rem;
    color: #fff;
}

.section-subtitle {
    max-width: 600px;
    margin-top: 1rem;
}

.divider {
    height: 4px;
    width: 60px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    border-radius: 4px;
    margin-top: 0.5rem;
}

.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 2rem;
    transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.glass-card:hover {
    border-color: rgba(255, 255, 255, 0.15);
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

/* =========================================
   BUTTONS
   ========================================= */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.8rem 1.8rem;
    border-radius: 8px;
    font-weight: 600;
    transition: all var(--transition-fast);
    cursor: pointer;
    font-size: 0.95rem;
    border: none;
}

.btn-primary {
    background: var(--primary);
    color: #fff;
    box-shadow: 0 4px 14px rgba(201, 24, 74, 0.3);
}

.btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(201, 24, 74, 0.4);
    color: #fff;
}

.btn-secondary {
    background: transparent;
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.4);
    transform: translateY(-2px);
}

/* =========================================
   SCROLL PROGRESS BAR
   ========================================= */
#scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 5px;
    /* Slightly thicker */
    background: linear-gradient(90deg, #ff4d6d, #ff758f, #ffb3c1);
    /* Brighter gradient */
    z-index: 9999;
    transition: width 0.1s ease-out;
    box-shadow: 0 0 10px rgba(255, 77, 109, 0.8), 0 0 5px rgba(255, 117, 143, 0.5);
    /* Glowing effect */
}

/* =========================================
   NAVIGATION
   ========================================= */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: background-color var(--transition-normal), padding var(--transition-normal), backdrop-filter var(--transition-normal);
    padding: 1.5rem 0;
}

.navbar.scrolled {
    background-color: var(--nav-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--glass-border);
    padding: 1rem 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 900;
    color: #c0c0c0;
    /* Animated shine background */
    background: linear-gradient(110deg, #a0a0a0 0%, #d0d0d0 35%, #ffffff 50%, #d0d0d0 65%, #a0a0a0 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    letter-spacing: -0.5px;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
    animation: shine 3s linear infinite;
}

@keyframes shine {
    to {
        background-position: 200% center;
    }
}

.logo span {
    color: #909090;
    /* Darker silver for the dot */
    background: none;
    /* Override gradient for span if needed, or keep it */
    -webkit-background-clip: border-box;
    background-clip: border-box;
    -webkit-text-fill-color: initial;
}

.nav-menu {
    display: flex;
    list-style: none;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-muted);
    position: relative;
}

.nav-link:hover {
    color: #fff;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 0;
    background-color: var(--primary);
    transition: width var(--transition-normal);
}

.nav-link:not(.btn-contact):hover::after {
    width: 100%;
}

.nav-menu .btn-contact {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    padding: 0.5rem 1.2rem;
    border-radius: 6px;
    color: #fff;
}

.nav-menu .btn-contact:hover {
    background: var(--primary);
    border-color: var(--primary);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
    z-index: 1001;
}

.bar {
    width: 25px;
    height: 2px;
    background-color: #fff;
    transition: var(--transition-normal);
}

/* =========================================
   HERO SECTION
   ========================================= */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: 80px;
}

.hero-container {
    position: relative;
    z-index: 2;
}

.hero-content {
    max-width: 800px;
}

.subtitle {
    color: var(--primary);
    font-weight: 600;
    letter-spacing: 2px;
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
    display: inline-block;
}

.hero .title {
    font-size: clamp(3rem, 8vw, 5.5rem);
    letter-spacing: -2px;
    color: #fff;
    margin-bottom: 1.5rem;
}

.hero .description {
    font-size: 1.2rem;
    font-weight: 300;
    max-width: 600px;
    margin-bottom: 2.5rem;
    line-height: 1.8;
}

.hero-cta {
    display: flex;
    gap: 1rem;
}

/* Background globs */
.blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.4;
    z-index: 1;
    animation: float 10s ease-in-out infinite alternate;
}

.blob-1 {
    top: -10%;
    right: -5%;
    width: 50vw;
    height: 50vw;
    background: radial-gradient(circle, var(--primary) 0%, transparent 70%);
}

.blob-2 {
    bottom: -10%;
    left: -10%;
    width: 60vw;
    height: 60vw;
    background: radial-gradient(circle, #ff4d6d 0%, transparent 70%);
    animation-direction: alternate-reverse;
    animation-duration: 15s;
}

@keyframes float {
    0% {
        transform: translate(0, 0) scale(1);
    }

    100% {
        transform: translate(30px, 50px) scale(1.1);
    }
}

/* =========================================
   ABOUT SECTION
   ========================================= */
.about-content {
    display: flex;
    justify-content: center;
}

.about-text {
    max-width: 800px;
    font-size: 1.1rem;
    line-height: 1.8;
}

.skills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    margin-top: 2rem;
}

.skill-tag {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    color: #fff;
    transition: var(--transition-fast);
}

.skill-tag:hover {
    background: var(--primary);
    border-color: var(--primary);
    transform: translateY(-2px);
}

/* =========================================
   PROJECTS SECTION
   ========================================= */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.project-card {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
}

.project-image {
    width: 100%;
    height: 200px;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
}

.project-placeholder {
    font-size: 1.5rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.8);
    font-family: var(--font-display);
}

.project-title {
    font-size: 1.4rem;
    color: #fff;
    margin-bottom: 0.5rem;
}

.project-description {
    font-size: 0.95rem;
    flex-grow: 1;
}

.project-tech {
    display: flex;
    gap: 0.5rem;
    margin: 1rem 0;
    flex-wrap: wrap;
}

.project-tech span {
    font-size: 0.8rem;
    color: var(--primary);
    background: rgba(201, 24, 74, 0.1);
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
}

.project-link {
    font-weight: 600;
    color: #fff;
    display: inline-flex;
    align-items: center;
    margin-top: 0.5rem;
}

.project-link:hover {
    color: var(--primary);
}

.projects-cta {
    margin-top: 4rem;
    text-align: center;
}

/* =========================================
   CONTACT SECTION
   ========================================= */
.contact-content {
    display: flex;
    justify-content: center;
}

.contact-form-wrapper {
    width: 100%;
    max-width: 600px;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: #fff;
    font-size: 0.95rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    color: #fff;
    font-family: var(--font-sans);
    font-size: 1rem;
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(0, 0, 0, 0.5);
    box-shadow: 0 0 0 3px rgba(201, 24, 74, 0.2);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.2);
}

.submit-btn {
    width: 100%;
}

/* =========================================
   FOOTER
   ========================================= */
footer {
    border-top: 1px solid var(--glass-border);
    padding: 2rem 0;
    margin-top: 4rem;
}

.footer-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-left p {
    margin: 0;
    font-size: 0.9rem;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    color: var(--text-muted);
    font-size: 0.9rem;
    font-weight: 600;
}

.social-links a:hover {
    color: #fff;
}

/* =========================================
   ANIMATIONS & EFFECTS
   ========================================= */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.fade-in.appear {
    opacity: 1;
    transform: translateY(0);
}

/* =========================================
   LANGUAGE OVERLAY
   ========================================= */
body.overlay-active {
    overflow: hidden;
}

.language-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: var(--bg-color);
    z-index: 10000;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: opacity var(--transition-slow), visibility var(--transition-slow);
}

.language-overlay.hidden {
    opacity: 0;
    visibility: hidden;
}

.lang-container {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 3rem;
    max-width: 800px;
    width: 90%;
    text-align: center;
    transition: opacity 0.4s ease, transform 0.4s ease;
}

.lang-container.fade-out {
    opacity: 0;
    transform: scale(0.95);
    pointer-events: none;
}

.lang-title {
    font-size: 2rem;
    margin-bottom: 2rem;
    color: #fff;
    font-family: var(--font-display);
}

.lang-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 1rem;
}

.lang-btn {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    padding: 1rem;
    border-radius: 12px;
    color: #fff;
    font-family: var(--font-sans);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.8rem;
    transition: all var(--transition-fast);
}

.lang-btn img {
    border-radius: 3px;
    width: 24px;
    height: auto;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

.lang-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 0 15px rgba(201, 24, 74, 0.4), 0 5px 15px rgba(0, 0, 0, 0.2);
}

/* Spinner */
.loading-spinner {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    justify-content: center;
    align-items: center;
    transition: opacity 0.3s ease;
}

.loading-spinner.hidden {
    opacity: 0;
    pointer-events: none;
}

.soft-spinner {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    border: 5px solid rgba(201, 24, 74, 0.1);
    border-top-color: var(--primary);
    border-right-color: var(--accent);
    animation: spin 1.2s cubic-bezier(0.68, -0.55, 0.265, 1.55) infinite;
    box-shadow: 0 0 30px rgba(201, 24, 74, 0.3), inset 0 0 20px rgba(255, 77, 109, 0.1);
    filter: drop-shadow(0 0 10px rgba(201, 24, 74, 0.5));
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

/* RTL Support */
html[dir="rtl"] {
    text-align: right;
}

html[dir="rtl"] .nav-container,
html[dir="rtl"] .hero-cta,
html[dir="rtl"] .project-tech,
html[dir="rtl"] .social-links,
html[dir="rtl"] .skills {
    flex-direction: row-reverse;
}

html[dir="rtl"] .nav-menu {
    flex-direction: row-reverse;
}

html[dir="rtl"] .project-link {
    flex-direction: row-reverse;
}

html[dir="rtl"] .divider {
    margin-left: auto;
    margin-right: auto;
}

/* =========================================
   RESPONSIVE DESIGN
   ========================================= */
@media screen and (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 0;
        flex-direction: column;
        background-color: var(--bg-color);
        width: 100%;
        height: 100vh;
        justify-content: center;
        transition: 0.3s;
        gap: 2rem;
        z-index: 1000;
    }

    .nav-menu.active {
        left: 0;
    }

    .menu-toggle.active .bar:nth-child(2) {
        opacity: 0;
    }

    .menu-toggle.active .bar:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }

    .menu-toggle.active .bar:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    .hero-cta {
        flex-direction: column;
    }

    .hero .title {
        font-size: 3rem;
    }

    .section {
        padding: 60px 0;
    }
}