/* ==========================================================================
   DESIGN VARIABLES & SYSTEM
   ========================================================================== */
:root {
    /* Color Palette - Premium Organic Pine/Forest Dark & Papyrus Cream Theme */
    --bg-dark: #0a110e;
    /* Obsidian Forest Green */
    --bg-drawer: #0f1a15;
    /* Dark Sage Drawer */
    --border-color: rgba(245, 238, 220, 0.08); /* Papyrus translucent border */
    --border-color-hover: rgba(245, 238, 220, 0.2);

    --color-primary: #10b981;
    /* Cyber Emerald Green */
    --color-secondary: #34d399;
    /* Light Mint Green */
    --color-accent: #f5eedc;
    /* Warm Papyrus Cream/Yellow */

    --text-primary: #f5eedc;
    /* Papyrus White/Yellow */
    --text-secondary: #8fa196;
    /* Sage Muted Green */
    --text-muted: #586c61;
    /* Dark Sage Green */

    /* Typography */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    /* Transitions */
    --transition-premium: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-fast: all 0.25s ease;
}

/* ==========================================================================
   RESET & GLOBAL RULES
   ========================================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    background: linear-gradient(135deg, #0a110e 0%, #050a08 100%);
    background-attachment: fixed;
    color: var(--text-primary);
    font-family: var(--font-body);
}

body {
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: var(--bg-dark);
}

::-webkit-scrollbar-thumb {
    background: rgba(16, 185, 129, 0.2);
    border-radius: 3px;
    transition: var(--transition-fast);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-primary);
}

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

button {
    font-family: inherit;
    border: none;
    outline: none;
    background: none;
    cursor: pointer;
}

/* ==========================================================================
   DYNAMIC BACKGROUND CANVAS & PATTERNS
   ========================================================================== */
#bg-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -10;
    pointer-events: none;
    background-color: var(--bg-dark);
}

.bg-pattern-circles {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 140vmax;
    height: 140vmax;
    opacity: 0.7;
    pointer-events: none;
    z-index: -5;
}

.bg-pattern-circles svg {
    width: 100%;
    height: 100%;
}

.bg-pattern-circles circle {
    fill: none;
    stroke: rgba(245, 238, 220, 0.03); /* Soft papyrus color circles */
    stroke-width: 1px;
}

/* ==========================================================================
   MINIMALIST HEADER
   ========================================================================== */
.header {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 110;
    padding: 2.2rem 3rem;
    transition: var(--transition-premium);
}

.nav-container {
    max-width: 1600px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    color: var(--text-primary);
    text-transform: uppercase;
}

.logo-dot {
    color: var(--color-primary);
}

.nav-status-badge {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.5rem 1.1rem;
    border-radius: 9999px;
    border: 1px solid var(--border-color);
    background: rgba(255, 255, 255, 0.02);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    color: var(--text-secondary);
}

.pulse-indicator {
    width: 8px;
    height: 8px;
    background-color: #10b981;
    border-radius: 50%;
    box-shadow: 0 0 10px #10b981;
    animation: status-pulse 2s infinite;
}

@keyframes status-pulse {
    0% {
        transform: scale(0.9);
        opacity: 0.8;
    }

    50% {
        transform: scale(1.3);
        opacity: 1;
        box-shadow: 0 0 15px #10b981;
    }

    100% {
        transform: scale(0.9);
        opacity: 0.8;
    }
}

/* Desktop Navbar styling */
.navbar {
    display: flex;
    align-items: center;
    gap: 2.2rem;
}

.nav-link {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
    padding: 0.5rem 0;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    transition: var(--transition-fast);
}

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

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

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-link.active {
    color: var(--text-primary);
    font-weight: 600;
}

.nav-right-container {
    display: flex;
    align-items: center;
    gap: 1.8rem;
}

/* Hamburger menu button (hidden on desktop) */
.hamburger-menu {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 28px;
    height: 14px;
    z-index: 101;
}

.hamburger-line {
    width: 100%;
    height: 2px;
    background-color: var(--text-primary);
    transition: var(--transition-fast);
}

.hamburger-menu:hover .line-1 {
    transform: translateY(-2px);
}

.hamburger-menu:hover .line-2 {
    transform: translateY(2px);
}

/* ==========================================================================
   FULLSCREEN DRAWER MENU
   ========================================================================== */
.fullscreen-menu {
    position: fixed;
    top: 0;
    right: -100vw;
    width: 500px;
    max-width: 100vw;
    height: 100vh;
    background: var(--bg-drawer);
    border-left: 1px solid var(--border-color);
    z-index: 1000;
    padding: 3rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: var(--transition-premium);
}

.fullscreen-menu.open {
    right: 0;
    box-shadow: -20px 0 60px rgba(5, 10, 8, 0.6);
}

.menu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.close-menu {
    color: var(--text-primary);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.close-menu:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    transform: rotate(90deg);
}

.menu-body {
    margin: auto 0;
}

.menu-nav {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.menu-item-wrapper {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.menu-number {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--color-primary);
}

.menu-link {
    font-family: var(--font-heading);
    font-size: 2.6rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    color: var(--text-secondary);
    position: relative;
    transition: var(--transition-premium);
}

.menu-link::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 5px;
    width: 0;
    height: 3px;
    background-color: var(--color-primary);
    transition: var(--transition-premium);
}

.menu-link:hover {
    color: var(--text-primary);
    padding-left: 10px;
}

.menu-link:hover::after {
    width: 100%;
}

.menu-footer {
    display: flex;
    gap: 1rem;
}

.menu-social-shorthand {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    letter-spacing: 0.1em;
    color: var(--text-secondary);
}

.menu-social-shorthand:hover {
    color: var(--color-primary);
}

.drawer-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    z-index: 999;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition-premium);
}

.drawer-overlay.open {
    opacity: 1;
    pointer-events: auto;
}

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

.hero-content {
    width: 100%;
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 4rem;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    position: relative;
}

/* Giant background typography backdrop */
.hero-giant-title {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    font-family: var(--font-heading);
    font-size: 26vw;
    font-weight: 900;
    color: var(--text-primary);
    opacity: 0.04;
    letter-spacing: -0.04em;
    z-index: 2;
    /* Layered in front of the portrait but behind text */
    pointer-events: none;
    user-select: none;
    text-align: center;
    line-height: 1;
}

/* Hero Center Container (Cutout PNG portrait centered in the foreground) */
.hero-portrait-wrapper {
    position: absolute;
    top: 92%;
    /* Raised higher as requested */
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 5;
    /* Foreground, in front of MHA text */
    display: flex;
    justify-content: center;
    align-items: center;
    pointer-events: none;
    opacity: 1;
    /* Fully visible */
    transition: var(--transition-premium);
}

.hero-portrait-img {
    max-height: 85vh;
    /* Centered and larger backdrop */
    width: auto;
    object-fit: contain;
    filter: grayscale(100%);
    transition: var(--transition-premium);
    pointer-events: auto;
}

.hero-portrait-img:hover {
    filter: grayscale(0%);
    transform: scale(1.04); /* Scale up slightly on hover without rotation */
}

/* Hero left info column structure */
.hero-left-info {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.hero-name-label {
    font-family: var(--font-body); /* Beautiful clean Inter font */
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -1px; /* tight tracking for premium look */
    margin: 0;
    line-height: 1.1;
}

.hero-name-sub {
    font-family: var(--font-mono); /* Technical JetBrains Mono font */
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--color-primary); /* Indigo theme accent */
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-top: 0.6rem;
    margin-bottom: 1.6rem; /* Plentiful breathing space above the buttons */
}

/* Hero bottom grid (Monospace tags & socials) */
.hero-bottom-grid {
    position: relative;
    z-index: 10;
    /* Make sure it stays fully interactive and on top */
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-top: auto;
    padding-bottom: 2rem;
    gap: 3rem;
}

.hero-desc {
    max-width: 450px;
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-secondary);
}

.hero-social-list {
    display: flex;
    gap: 1.5rem;
}

.hero-social-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.6rem 1.4rem;
    border-radius: 50px; /* Pill shape (pil formu) */
    border: 1px solid var(--border-color);
    background: rgba(255, 255, 255, 0.02);
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 600;
    transition: var(--transition-premium);
}

.hero-social-pill svg,
.hero-social-pill i {
    width: 18px;
    height: 18px;
    display: inline-block;
    vertical-align: middle;
}

.hero-social-pill:hover {
    color: var(--text-primary);
    border-color: var(--color-primary);
    background: rgba(99, 102, 241, 0.05);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.15);
}

/* ==========================================================================
   SECTIONS GENERAL RULES
   ========================================================================== */
section {
    padding: 120px 0;
    border-bottom: 1px solid var(--border-color);
}

.section-container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 4rem;
}

.section-badge {
    display: inline-flex;
    align-items: center;
    font-family: var(--font-body); /* Clean, premium Inter font */
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-primary); /* Cyber Emerald Green */
    background: rgba(245, 238, 220, 0.03); /* Soft papyrus translucent card background */
    border: 1px solid var(--border-color); /* Premium sage/papyrus border */
    padding: 0.6rem 1.4rem;
    border-radius: 12px; /* Smooth rounded card look */
    letter-spacing: 0.05em;
    margin-bottom: 3.5rem; /* Breathing space below badge card */
    box-shadow: 0 4px 15px rgba(10, 17, 14, 0.2);
    backdrop-filter: blur(8px);
}

.section-header-split {
    display: flex;
    flex-direction: column;
    margin-bottom: 4rem;
}

.section-title-minimal {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 700;
    letter-spacing: -1px;
    margin-top: 0.5rem;
}

/* ==========================================================================
   ABOUT SECTION
   ========================================================================== */
.about-statement {
    font-family: var(--font-heading);
    font-size: 2.8rem;
    font-weight: 600;
    line-height: 1.25;
    letter-spacing: -1px;
    margin-bottom: 4.5rem;
    max-width: 1100px;
}

.about-details-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 6rem;
    align-items: start;
}

.about-bio {
    display: flex;
    flex-direction: column;
    gap: 1.8rem;
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

.about-image-container {
    position: relative;
    width: 100%;
    height: 480px;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    border-radius: 20px;
    border: 1px solid var(--border-color);
    background: rgba(245, 238, 220, 0.02);
}

.about-sliding-img {
    max-height: 100%;
    width: auto;
    object-fit: contain;
    filter: grayscale(100%);
    transition: transform 0.9s cubic-bezier(0.16, 1, 0.3, 1), filter 0.9s ease, opacity 0.9s ease;
    transform: translateX(120%); /* Off-screen right */
    opacity: 0;
}

.about-sliding-img.slide-in {
    transform: translateX(0); /* Slide into view */
    opacity: 1;
    filter: grayscale(0%);
}

/* ==========================================================================
   SERVICES SECTION (Horizontal accordion rows)
   ========================================================================== */
.services-list {
    display: flex;
    flex-direction: column;
}

.service-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--border-color);
    padding: 3rem 1.5rem;
    transition: var(--transition-premium);
}

.service-row:last-child {
    border-bottom: 1px solid var(--border-color);
}

.service-row:hover {
    background: rgba(245, 238, 220, 0.02);
    padding-left: 2.5rem;
    padding-right: 2.5rem;
}

.service-left {
    display: flex;
    align-items: center;
    gap: 2.5rem;
}

.service-number {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--color-primary);
}

.service-title {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.service-arrow {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: var(--transition-premium);
}

.service-row:hover .service-arrow {
    border-color: var(--color-primary);
    color: var(--color-primary);
    transform: rotate(45deg) scale(1.05);
}

/* ==========================================================================
   SKILLS SECTION (Monospace tags + giant percentages)
   ========================================================================== */
.skills-bar-list {
    display: flex;
    flex-direction: column;
}

.skill-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    border-top: 1px solid var(--border-color);
    padding: 2rem 0;
}

.skill-row:last-child {
    border-bottom: 1px solid var(--border-color);
}

.skill-tag {
    font-family: var(--font-mono);
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--text-secondary);
}

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

.skill-line-bar {
    width: 60%;
    height: 2px;
    background-color: var(--border-color);
    position: relative;
    border-radius: 1px;
}

.skill-line-fill {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    background-color: var(--color-primary);
    width: 0;
    border-radius: 1px;
    transition: width 1.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.scroll-reveal.active .skill-line-fill {
    width: var(--progress);
}

.skill-value {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    font-weight: 800;
    letter-spacing: -1px;
    color: var(--text-primary);
}

/* ==========================================================================
   PROJECTS SECTION (Horizontal boxes with device mockups)
   ========================================================================== */
.projects-horizontal-list {
    display: flex;
    flex-direction: column;
    gap: 3.5rem;
}

.project-row-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4.5rem;
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 3rem;
    background: rgba(255, 255, 255, 0.01);
    align-items: center;
    transition: var(--transition-premium);
}

.project-row-card:hover {
    border-color: var(--border-color-hover);
    background: rgba(255, 255, 255, 0.02);
    transform: translateY(-8px);
}

/* Image container with 3D slant transition */
.project-card-image-box {
    width: 100%;
    height: 340px;
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    position: relative;
}

.project-row-card:hover .project-card-image-box {
    border-color: var(--border-color-hover);
}

.project-row-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-premium);
    filter: grayscale(30%);
}

.project-row-card:hover img {
    filter: grayscale(0%);
    transform: scale(1.05);
}

.project-card-details {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 1.5rem;
}

.project-card-tag {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--color-primary);
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.project-card-title {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.project-card-description {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.project-card-links {
    display: flex;
    gap: 2rem;
    margin-top: 1rem;
}

.project-card-link {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-primary);
    border-bottom: 1px solid transparent;
    padding-bottom: 2px;
}

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

.project-card-link svg {
    width: 16px;
    height: 16px;
    transition: var(--transition-fast);
}

.project-card-link:hover svg {
    transform: translate(2px, -2px);
}

/* ==========================================================================
   EXPERIENCE SECTION (Minimalist chronological rows)
   ========================================================================== */
.timeline {
    display: flex;
    flex-direction: column;
}

.timeline-row {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr 2fr;
    gap: 3rem;
    border-top: 1px solid var(--border-color);
    padding: 3rem 0;
    align-items: start;
}

.timeline-row:last-child {
    border-bottom: 1px solid var(--border-color);
}

.timeline-period {
    font-family: var(--font-mono);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-primary);
    letter-spacing: 0.05em;
}

.timeline-header {
    display: flex;
    flex-direction: column;
}

.timeline-role {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.timeline-company {
    font-size: 0.95rem;
    color: var(--text-secondary);
    font-weight: 500;
    margin-top: 0.2rem;
}

.timeline-body-details {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.timeline-detail-bullet {
    position: relative;
    padding-left: 1.2rem;
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.timeline-detail-bullet::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-family: var(--font-mono);
}

/* ==========================================================================
   CONTACT SECTION (Giant styled mail + Borderless inputs form)
   ========================================================================== */
.contact-section {
    padding-bottom: 160px;
}

.contact-giant-title {
    text-align: center;
    margin-bottom: 5.5rem;
}

.contact-giant-title h3 {
    font-family: var(--font-mono);
    font-size: 1.1rem;
    font-weight: 600;
    letter-spacing: 0.25em;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.giant-mail-link {
    font-family: var(--font-heading);
    font-size: 4.8vw;
    font-weight: 800;
    letter-spacing: -1px;
    color: var(--text-primary);
    position: relative;
    display: inline-block;
    transition: var(--transition-premium);
}

.giant-mail-link::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -5px;
    width: 100%;
    height: 4px;
    background-color: var(--color-primary);
    transform: scaleX(0.4);
    transform-origin: center;
    transition: var(--transition-premium);
}

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

.giant-mail-link:hover::after {
    transform: scaleX(1);
}

.contact-form-wrapper {
    max-width: 800px;
    margin: 0 auto;
}

.minimal-form {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
}

.form-group {
    position: relative;
}

.form-input {
    width: 100%;
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 0;
    font-family: inherit;
    font-size: 1.05rem;
    color: var(--text-primary);
    transition: var(--transition-fast);
}

.form-input::placeholder {
    color: var(--text-muted);
}

.form-input:focus {
    outline: none;
    border-bottom-color: var(--color-primary);
}

.form-textarea {
    resize: none;
    height: 120px;
}

.form-action {
    display: flex;
    justify-content: flex-end;
}

.submit-btn {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.6rem;
    border-bottom: 2px solid var(--text-primary);
    padding-bottom: 5px;
    transition: var(--transition-fast);
}

.submit-btn:hover {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
}

.submit-btn svg {
    width: 20px;
    height: 20px;
    transition: var(--transition-fast);
}

.submit-btn:hover svg {
    transform: translate(3px, -3px);
}

.form-feedback {
    margin-top: 1rem;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 500;
    text-align: center;
    opacity: 0;
    transition: var(--transition-fast);
}

.form-feedback.success {
    color: #10b981;
    opacity: 1;
}

.form-feedback.error {
    color: var(--color-primary);
    opacity: 1;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.footer {
    border-top: 1px solid var(--border-color);
    padding: 3rem 0;
    background: var(--bg-dark);
}

.footer-container {
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 4rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    letter-spacing: 0.05em;
    color: var(--text-muted);
}

.copyright span {
    color: var(--text-secondary);
}

/* ==========================================================================
   SCROLL REVEAL ANIMATIONS
   ========================================================================== */
.scroll-reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 1.1s cubic-bezier(0.16, 1, 0.3, 1), transform 1.1s cubic-bezier(0.16, 1, 0.3, 1);
}

.scroll-reveal.reveal-left {
    transform: translateX(-40px);
}

.scroll-reveal.reveal-right {
    transform: translateX(40px);
}

.scroll-reveal.active {
    opacity: 1;
    transform: translate(0, 0);
}

/* ==========================================================================
   RESPONSIVE DESIGN (BREAKPOINTS)
   ========================================================================== */
@media (max-width: 1200px) {
    .section-container {
        padding: 0 3rem;
    }

    .header {
        padding: 2rem 3rem;
    }
}

@media (max-width: 1024px) {
    .navbar {
        display: none;
    }

    .hamburger-menu {
        display: flex;
    }

    .about-details-grid {
        grid-template-columns: 1fr;
        gap: 4rem;
    }

    .project-row-card {
        grid-template-columns: 1fr;
        gap: 3rem;
        padding: 2.5rem;
    }

    .timeline-row {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .timeline-period {
        margin-bottom: 0.5rem;
    }

    .timeline-role {
        font-size: 1.3rem;
    }
}

@media (max-width: 768px) {
    .section-container {
        padding: 0 1.5rem;
    }

    .header {
        padding: 1.5rem 1.5rem;
    }

    .nav-status-badge {
        display: none;
        /* Hide availability text in headers on mobile */
    }

    .hero-bottom-grid {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 2rem;
    }

    .hero-desc {
        max-width: 100%;
    }

    .about-statement {
        font-size: 1.8rem;
        line-height: 1.3;
        margin-bottom: 3rem;
    }

    .section-title-minimal {
        font-size: 2.2rem;
    }

    .service-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 1.5rem;
        padding: 2rem 0.5rem;
    }

    .service-row:hover {
        padding-left: 0.5rem;
        padding-right: 0.5rem;
    }

    .service-arrow {
        align-self: flex-end;
    }

    .skill-row {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .skill-line-bar {
        width: 100%;
        margin-bottom: 0.5rem;
    }

    .project-card-title {
        font-size: 1.6rem;
    }

    .project-card-image-box {
        height: 220px;
    }

    .giant-mail-link {
        font-size: 7.5vw;
    }

    .form-row {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .footer-container {
        padding: 0 1.5rem;
        flex-direction: column;
        text-align: center;
        gap: 0.8rem;
    }
}

/* ==========================================================================
   VERTICAL DOT NAVIGATION
   ========================================================================== */
.dot-navigation {
    position: fixed;
    right: 2.5rem;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    z-index: 100;
}

.dot-nav-item {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: rgba(245, 238, 220, 0.2);
    border: 1px solid transparent;
    position: relative;
    transition: var(--transition-fast);
}

.dot-nav-item:hover {
    background-color: var(--color-primary);
    transform: scale(1.3);
}

.dot-nav-item.active {
    background-color: transparent;
    border-color: var(--color-primary);
    transform: scale(1.3);
}

.dot-nav-item.active::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background-color: var(--color-primary);
}

/* Text label on hover */
.dot-label {
    position: absolute;
    right: 1.8rem;
    top: 50%;
    transform: translateY(-50%);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-secondary);
    opacity: 0;
    pointer-events: none;
    transition: var(--transition-fast);
    white-space: nowrap;
    background: var(--bg-drawer);
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
    border: 1px solid var(--border-color);
}

.dot-nav-item:hover .dot-label {
    opacity: 1;
    right: 1.5rem;
}

@media (max-width: 992px) {
    .dot-navigation {
        display: none; /* Hide side dots on mobile/tablet */
    }
}

/* ==========================================================================
   BACK TO TOP BUTTON
   ========================================================================== */
.back-to-top {
    position: fixed;
    right: 2rem;
    bottom: 2rem;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: var(--bg-drawer);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition-fast);
    z-index: 100;
    box-shadow: 0 4px 20px rgba(5, 10, 8, 0.6);
}

.back-to-top:hover {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
    transform: translateY(-3px);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top i {
    width: 18px;
    height: 18px;
}