/* ==========================================================================
   ARKID E-commerce Premium Light Editorial Stylesheet
   ========================================================================== */

/* Design Tokens & Theme Variables */
:root {
    --bg-base: #f5f4ef;         /* Alabaster Warm White */
    --bg-white: #ffffff;        /* Pure White for panels */
    --bg-accent-panel: #ebe9df; /* Faint warm tint for panels/inputs */
    
    /* Contrast Colors */
    --color-dark: #121214;      /* Obsidian Black */
    --color-medium: #4c4a45;    /* Muted Slate Charcoal */
    --color-muted: #8c8980;     /* Muted Sandstone Gray */
    --border-color: #dfddd4;    /* Fine architectural border line */
    --border-dark: #121214;
    
    /* Branding Accent Highlights */
    --accent-blue: #0047ff;     /* Electric Royal Blue */
    --accent-terracotta: #d9533f; /* Terracotta Orange */
    --accent-yellow: #f8cc45;   /* Warm Sand Ochre */
    
    /* Typography */
    --font-heading: 'Syne', sans-serif;
    --font-body: 'Plus Jakarta Sans', sans-serif;
    
    /* Transitions */
    --transition-fast: all 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition-smooth: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-bounce: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    width: 100%;
    min-height: 100vh;
    background-color: var(--bg-base);
    color: var(--color-dark);
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    overflow: hidden;
}

/* Tactile Paper Grain Overlay (Pointer-events none) */
.paper-grain {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    pointer-events: none;
    opacity: 0.05;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
}

/* Canvas background for floating geometric structures */
#bg-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
}

/* ==========================================================================
   Editorial Layout Grid System
   ========================================================================== */
.editorial-layout {
    display: grid;
    grid-template-columns: 42% 58%;
    width: 100%;
    height: 100vh;
    overflow: hidden;
}

/* Left Panel: Sticky Information Column */
.left-sticky-panel {
    background-color: var(--bg-white);
    border-right: 1px solid var(--border-color);
    height: 100vh;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    position: relative;
}

.panel-inner {
    padding: 4.5rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 100%;
    gap: 3.5rem;
}

/* Logo Header */
.logo-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 2rem;
    letter-spacing: -1.5px;
    color: var(--color-dark);
    user-select: none;
}

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

.status-badge {
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    background-color: var(--color-dark);
    color: var(--bg-base);
    padding: 0.35rem 0.75rem;
    border-radius: 4px;
    text-transform: uppercase;
}

/* Hero Section */
.hero-block {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.editorial-tag {
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 2px;
    color: var(--accent-blue);
    text-transform: uppercase;
}

.main-heading {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.05;
    letter-spacing: -2px;
    color: var(--color-dark);
}

.accent-text {
    color: var(--accent-blue);
}

.description {
    font-size: 1rem;
    color: var(--color-medium);
    line-height: 1.6;
    max-width: 90%;
}

/* Subscription Form Column */
.signup-block {
    position: relative;
}

.input-label {
    display: block;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    margin-bottom: 0.8rem;
    color: var(--color-medium);
}

.input-row {
    display: flex;
    border: 1px solid var(--border-color);
    background-color: var(--bg-accent-panel);
    border-radius: 4px;
    overflow: hidden;
    padding: 0.25rem;
    transition: var(--transition-fast);
}

.input-row:focus-within {
    border-color: var(--border-dark);
    background-color: var(--bg-white);
}

.input-row input[type="email"] {
    width: 100%;
    padding: 0.8rem 1rem;
    background: transparent;
    border: none;
    outline: none;
    font-family: var(--font-body);
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--color-dark);
}

.input-row input[type="email"]::placeholder {
    color: var(--color-muted);
}

.editorial-btn {
    background-color: var(--accent-blue);
    border: none;
    outline: none;
    color: var(--bg-white);
    font-family: var(--font-body);
    font-weight: 700;
    font-size: 0.8rem;
    letter-spacing: 1px;
    padding: 0 1.5rem;
    border-radius: 3px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition-fast);
}

.editorial-btn:hover {
    background-color: var(--color-dark);
}

.btn-arrow {
    transition: var(--transition-fast);
}

.editorial-btn:hover .btn-arrow {
    transform: translateX(4px);
}

.feedback-msg {
    margin-top: 0.6rem;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    min-height: 18px;
    opacity: 0;
    transition: var(--transition-fast);
}

.feedback-msg.show {
    opacity: 1;
}

.feedback-msg.error {
    color: var(--accent-terracotta);
}

.feedback-msg.success {
    color: var(--accent-blue);
}

/* Success View layout */
.success-view {
    border: 1px solid var(--border-dark);
    padding: 2rem;
    border-radius: 4px;
    background-color: var(--bg-white);
    animation: slideUpFade 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes slideUpFade {
    from { opacity: 0; transform: translateY(15px); }
    to { opacity: 1; transform: translateY(0); }
}

.success-header {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    margin-bottom: 0.8rem;
}

.success-check {
    width: 28px;
    height: 28px;
    background-color: var(--accent-blue);
    color: var(--bg-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
}

.success-header h3 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.success-view p {
    font-size: 0.9rem;
    color: var(--color-medium);
    margin-bottom: 1.2rem;
}

.coupon-box {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border: 1px dashed var(--border-dark);
    background-color: var(--bg-base);
    padding: 0.75rem 1.25rem;
    border-radius: 4px;
    margin-bottom: 1rem;
}

.coupon-box code {
    font-family: monospace;
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--accent-blue);
    letter-spacing: 1px;
}

.copy-btn {
    background: transparent;
    border: none;
    outline: none;
    color: var(--color-medium);
    cursor: pointer;
    font-size: 1rem;
    transition: var(--transition-fast);
}

.copy-btn:hover {
    color: var(--accent-blue);
}

.copy-btn.success {
    color: #10b981;
}

.terms-text {
    font-size: 0.75rem !important;
    color: var(--color-muted) !important;
    margin-bottom: 0 !important;
}

/* Panel Footer */
.panel-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--border-color);
    padding-top: 1.8rem;
    font-size: 0.8rem;
}

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

.social-dock a {
    color: var(--color-medium);
    font-size: 1.05rem;
    transition: var(--transition-fast);
}

.social-dock a:hover {
    color: var(--accent-blue);
    transform: translateY(-2px);
}

.copyright {
    color: var(--color-muted);
    font-weight: 600;
    letter-spacing: 1px;
}

/* ==========================================================================
   Right Panel: Scrollable Column
   ========================================================================== */
.right-scroll-panel {
    height: 100vh;
    overflow-y: auto;
    background-color: var(--bg-base);
}

.scroll-section {
    padding: 4.5rem;
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

.border-bottom {
    border-bottom: 1px solid var(--border-color);
}

.section-label {
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 2px;
    color: var(--color-muted);
}

/* Section 1: Countdown Clock System */
.countdown-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    border: 1px solid var(--border-color);
    background-color: var(--bg-white);
}

.countdown-tile {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2.5rem 1rem;
    border-right: 1px solid var(--border-color);
    text-align: center;
}

.countdown-tile:last-child {
    border-right: none;
}

.countdown-val {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 3.5rem;
    line-height: 1;
    color: var(--color-dark);
    letter-spacing: -2px;
}

.countdown-lbl {
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    color: var(--color-muted);
    margin-top: 0.6rem;
}

/* Section 2: Editorial Gallery & Teasers */
.editorial-gallery {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    width: 100%;
}

.gallery-card {
    background-color: var(--bg-white);
    border: 1px solid var(--border-color);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: var(--transition-smooth);
}

.gallery-card:hover {
    border-color: var(--color-dark);
    box-shadow: 6px 6px 0px rgba(18, 18, 20, 0.05);
}

.image-box {
    width: 100%;
    height: 320px;
    overflow: hidden;
    position: relative;
    border-bottom: 1px solid var(--border-color);
    background-color: var(--bg-accent-panel);
}

.gallery-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(15%);
    transition: var(--transition-smooth);
}

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

.img-shade {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(18, 18, 20, 0.02);
    pointer-events: none;
}

.card-meta {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.meta-tag {
    font-size: 0.65rem;
    font-weight: 800;
    color: var(--accent-blue);
    letter-spacing: 1px;
}

.card-title {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    color: var(--color-dark);
}

.card-desc {
    font-size: 0.85rem;
    color: var(--color-medium);
    line-height: 1.5;
}

/* Section 3: Brand Philosophy (Manifesto) */
.manifesto-content {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.manifesto-title {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -1.5px;
    max-width: 90%;
}

.manifesto-paragraph {
    font-size: 1.1rem;
    color: var(--color-medium);
    line-height: 1.75;
    max-width: 90%;
}

.manifesto-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 2rem;
    border-top: 1px solid var(--border-color);
    padding-top: 2.5rem;
}

.pillar-box h3 {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    margin-bottom: 0.8rem;
    color: var(--accent-blue);
}

.pillar-box p {
    font-size: 0.88rem;
    color: var(--color-medium);
    line-height: 1.6;
}

/* Scroll Footer details */
.scroll-footer {
    border-top: 1px solid var(--border-color);
    margin-top: 4.5rem;
    padding-top: 2.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--color-muted);
}

.legal-links {
    display: flex;
    gap: 1.8rem;
}

.legal-links a {
    color: var(--color-medium);
    text-decoration: none;
    letter-spacing: 0.5px;
    transition: var(--transition-fast);
}

.legal-links a:hover {
    color: var(--accent-blue);
}

.brand-signoff {
    letter-spacing: 1px;
}

.hidden {
    display: none !important;
}

/* ==========================================================================
   Responsive Adaptation (Mobile & Tablets)
   ========================================================================== */

@media (max-width: 1140px) {
    html, body {
        overflow-y: auto;
        overflow-x: hidden;
        height: auto;
    }

    .editorial-layout {
        grid-template-columns: 1fr;
        height: auto;
        overflow: visible;
    }
    
    .left-sticky-panel, .right-scroll-panel {
        height: auto;
        overflow: visible;
    }
    
    .panel-inner {
        padding: 3rem;
        gap: 3rem;
    }
    
    .scroll-section {
        padding: 3rem;
    }
    
    .editorial-gallery {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .panel-inner {
        padding: 2rem 1.5rem;
        gap: 2.5rem;
    }
    
    .main-heading {
        font-size: 2.4rem;
    }
    
    .scroll-section {
        padding: 2rem 1.5rem;
    }
    
    .countdown-grid {
        grid-template-columns: repeat(2, 2fr);
    }
    
    .countdown-tile {
        padding: 1.8rem 1rem;
    }
    
    .countdown-tile:nth-child(2) {
        border-right: none;
    }
    
    .countdown-tile:nth-child(1), .countdown-tile:nth-child(2) {
        border-bottom: 1px solid var(--border-color);
    }
    
    .countdown-val {
        font-size: 2.8rem;
    }
    
    .editorial-gallery {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .image-box {
        height: 280px;
    }
    
    .manifesto-title {
        font-size: 1.7rem;
    }
    
    .manifesto-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .scroll-footer {
        flex-direction: column;
        gap: 1.5rem;
        text-align: center;
        margin-top: 3rem;
    }
}

@media (max-width: 480px) {
    .input-row {
        flex-direction: column;
        background: transparent;
        border: none;
        padding: 0;
        gap: 0.75rem;
    }
    
    .input-row input[type="email"] {
        background-color: var(--bg-accent-panel);
        border: 1px solid var(--border-color);
        border-radius: 4px;
        padding: 0.9rem 1rem;
    }
    
    .input-row input[type="email"]:focus {
        border-color: var(--border-dark);
        background-color: var(--bg-white);
    }
    
    .editorial-btn {
        width: 100%;
        padding: 0.9rem;
        justify-content: center;
        border-radius: 4px;
    }
}