/* ============================================
   BBATTL.com - Memphis Bold Shapes Portfolio
   ============================================ */

/* CSS Custom Properties */
:root {
    --bg-dark: #1A1A1A;
    --bg-light: #F5F0E8;
    --accent-yellow: #FFD700;
    --accent-coral: #FF6B6B;
    --accent-blue: #4361EE;
    --accent-mint: #2EC4B6;
    --accent-magenta: #FF00FF;
    --text-cream: #FAF3E0;
    --text-dark: #1A1A1A;
    --border-black: #000000;
    --speckle-pink: #FFB5B5;
    --speckle-lavender: #C4B5FD;

    --font-display: 'Archivo Black', sans-serif;
    --font-sub: 'Space Grotesk', sans-serif;
    --font-body: 'IBM Plex Mono', monospace;
    --font-accent: 'Bebas Neue', sans-serif;

    --shadow-hard: 8px 8px 0px #000000;
    --shadow-hard-hover: -8px -8px 0px #000000;
    --spring-ease: cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background: var(--bg-dark);
    color: var(--text-cream);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* ============================================
   Scroll Snap Container
   ============================================ */
.arena-container {
    scroll-snap-type: y mandatory;
    overflow-y: auto;
    height: 100vh;
}

/* ============================================
   Arena Round Base
   ============================================ */
.arena-round {
    min-height: 100vh;
    scroll-snap-align: start;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.dark-section {
    background: var(--bg-dark);
    color: var(--text-cream);
}

.light-section {
    background: var(--bg-light);
    color: var(--text-dark);
}

/* ============================================
   Sidebar Navigation
   ============================================ */
.sidebar-nav {
    position: fixed;
    left: 0;
    top: 0;
    width: 60px;
    height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 20px;
    z-index: 1000;
    background: repeating-linear-gradient(
        45deg,
        var(--bg-dark),
        var(--bg-dark) 8px,
        #2a2a2a 8px,
        #2a2a2a 16px
    );
    border-right: 3px solid var(--border-black);
}

.nav-num {
    font-family: var(--font-accent);
    font-size: 24px;
    color: var(--text-cream);
    text-decoration: none;
    transition: transform 0.3s var(--spring-ease), color 0.3s ease;
    position: relative;
    opacity: 0.5;
}

.nav-num::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-yellow);
    transition: width 0.4s var(--spring-ease);
}

.nav-num.active {
    transform: scale(1.5);
    color: var(--accent-yellow);
    opacity: 1;
}

.nav-num.active::after {
    width: 100%;
}

.nav-num:hover {
    color: var(--accent-magenta);
    opacity: 1;
}

/* ============================================
   Round Labels
   ============================================ */
.round-label {
    position: absolute;
    top: 40px;
    right: 40px;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    z-index: 10;
}

.round-number {
    font-family: var(--font-accent);
    font-size: 64px;
    line-height: 1;
    color: var(--accent-yellow);
    opacity: 0.3;
}

.light-section .round-number {
    color: var(--accent-blue);
    opacity: 0.2;
}

.round-text {
    font-family: var(--font-sub);
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    opacity: 0.6;
}

/* ============================================
   ROUND 1: HERO STAGE
   ============================================ */
.round-hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    padding-left: 80px;
}

.diagonal-divider {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 2;
}

.divider-svg {
    width: 100%;
    height: 100%;
}

.divider-path {
    opacity: 0.15;
}

.hero-left {
    position: relative;
    z-index: 5;
    padding: 40px;
    padding-left: 60px;
}

.hero-letters {
    display: flex;
    flex-direction: column;
    line-height: 0.85;
}

.hero-letter {
    font-family: var(--font-display);
    font-size: clamp(72px, 12vw, 140px);
    text-transform: uppercase;
    letter-spacing: -0.02em;
    color: var(--text-cream);
    display: block;
    transform: translateX(-120%);
    opacity: 0;
    transition: transform 0.6s var(--spring-ease), opacity 0.4s ease;
}

.hero-letter.animate-in {
    transform: translateX(0);
    opacity: 1;
}

/* Alternate letter colors for Memphis flair */
.hero-letter:nth-child(2) { color: var(--accent-yellow); }
.hero-letter:nth-child(4) { color: var(--accent-coral); }
.hero-letter:nth-child(6) { color: var(--accent-blue); }

.hero-tagline {
    font-family: var(--font-sub);
    font-size: clamp(14px, 2vw, 20px);
    font-weight: 500;
    letter-spacing: 0.2em;
    margin-top: 30px;
    color: var(--accent-mint);
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease 0.8s, transform 0.6s var(--spring-ease) 0.8s;
}

.hero-tagline.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.hero-right {
    position: relative;
    z-index: 5;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
}

/* Shape Carousel */
.shape-carousel {
    position: relative;
    width: 300px;
    height: 300px;
}

.carousel-shape {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: translateY(-60px) scale(0.8);
    transition: opacity 0.6s ease, transform 0.6s var(--spring-ease);
}

.carousel-shape.shape-active {
    opacity: 1;
    transform: translateY(0) scale(1);
}

.geo-shape {
    width: 250px;
    height: 250px;
    filter: drop-shadow(8px 8px 0px rgba(0,0,0,0.4));
}

/* Hero Decorative Shapes */
.deco-triangle,
.deco-circle {
    position: absolute;
    pointer-events: none;
    z-index: 1;
}

.deco-triangle {
    width: 0;
    height: 0;
}

.deco-hero-1 {
    border-left: 60px solid transparent;
    border-right: 60px solid transparent;
    border-bottom: 100px solid var(--accent-coral);
    top: 10%;
    right: 15%;
    transform: rotate(15deg);
    opacity: 0;
    transition: opacity 0.6s ease 0.4s;
}

.deco-hero-1.animate-in { opacity: 0.6; }

.deco-circle.deco-hero-2 {
    width: 80px;
    height: 80px;
    border: 3px solid var(--accent-blue);
    border-radius: 50%;
    bottom: 20%;
    left: 25%;
    opacity: 0;
    transition: opacity 0.6s ease 0.6s;
}

.deco-hero-2.animate-in { opacity: 0.5; }

.deco-hero-3 {
    border-left: 40px solid transparent;
    border-right: 40px solid transparent;
    border-bottom: 70px solid var(--accent-yellow);
    bottom: 15%;
    right: 30%;
    transform: rotate(-30deg);
    opacity: 0;
    transition: opacity 0.6s ease 0.5s;
}

.deco-hero-3.animate-in { opacity: 0.5; }

/* ============================================
   ROUNDS 2-5: WORK SHOWCASE (BOUT CARDS)
   ============================================ */
.round-work {
    padding: 80px 100px 80px 100px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.bout-cards-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    max-width: 1100px;
    width: 100%;
    z-index: 5;
    position: relative;
}

.bout-cards-single {
    grid-template-columns: 1fr;
    max-width: 800px;
}

.bout-card {
    position: relative;
    background: var(--bg-dark);
    border: 4px solid var(--accent-coral);
    padding: 40px;
    box-shadow: var(--shadow-hard);
    transition: transform 0.4s var(--spring-ease), box-shadow 0.4s var(--spring-ease), border-color 0.3s ease;
    overflow: hidden;
    /* Animation initial state */
    opacity: 0;
}

.light-section .bout-card {
    background: #FFFFFF;
    color: var(--text-dark);
}

.dark-section .bout-card {
    background: var(--bg-light);
    color: var(--text-dark);
}

.bout-card.card-tilt-left {
    transform: rotate(-3deg) translateX(-80px);
}

.bout-card.card-tilt-right {
    transform: rotate(3deg) translateX(80px);
}

.bout-card.animate-in.card-tilt-left {
    transform: rotate(-3deg) translateX(0);
    opacity: 1;
}

.bout-card.animate-in.card-tilt-right {
    transform: rotate(3deg) translateX(0);
    opacity: 1;
}

.bout-card:hover {
    transform: rotate(0deg) scale(1.05) !important;
    box-shadow: var(--shadow-hard-hover);
}

.bout-card.card-wide {
    transform: rotate(-2deg) translateX(-60px);
}

.bout-card.card-wide.animate-in {
    transform: rotate(-2deg) translateX(0);
    opacity: 1;
}

.bout-card.card-wide:hover {
    transform: rotate(0deg) scale(1.03) !important;
}

/* Card accent border top */
.card-border-accent {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 6px;
}

.accent-coral { background: var(--accent-coral); }
.accent-blue { background: var(--accent-blue); }
.accent-mint { background: var(--accent-mint); }
.accent-yellow { background: var(--accent-yellow); }
.accent-magenta { background: var(--accent-magenta); }

.bout-card .accent-coral ~ .card-content { border-color: var(--accent-coral); }

/* Card border colors */
.bout-card:nth-child(1) { border-color: var(--accent-coral); }
.bout-card:nth-child(2) { border-color: var(--accent-blue); }

.dark-section .bout-card:nth-child(1) { border-color: var(--accent-mint); }
.dark-section .bout-card:nth-child(2) { border-color: var(--accent-yellow); }

/* Hover border color cycling handled by JS */
.bout-card.border-cycle-1 { border-color: var(--accent-yellow) !important; }
.bout-card.border-cycle-2 { border-color: var(--accent-coral) !important; }
.bout-card.border-cycle-3 { border-color: var(--accent-blue) !important; }
.bout-card.border-cycle-4 { border-color: var(--accent-mint) !important; }
.bout-card.border-cycle-5 { border-color: var(--accent-magenta) !important; }

.card-content {
    position: relative;
    z-index: 2;
}

.card-round-tag {
    font-family: var(--font-accent);
    font-size: 14px;
    letter-spacing: 0.2em;
    color: var(--accent-yellow);
    display: block;
    margin-bottom: 12px;
}

.card-title {
    font-family: var(--font-display);
    font-size: clamp(24px, 3vw, 36px);
    text-transform: uppercase;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
    line-height: 1.1;
}

.card-desc {
    font-family: var(--font-body);
    font-size: 15px;
    line-height: 1.7;
    margin-bottom: 20px;
    opacity: 0.8;
}

.card-category {
    font-family: var(--font-sub);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--accent-mint);
}

.light-section .card-category {
    color: var(--accent-blue);
}

/* Card shape decoration */
.card-shape-deco {
    position: absolute;
    bottom: 20px;
    right: 20px;
    width: 60px;
    height: 60px;
    opacity: 0.3;
    z-index: 1;
}

.card-shape-large {
    width: 100px;
    height: 100px;
}

/* ============================================
   Zigzag Dividers
   ============================================ */
.zigzag-divider {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 30px;
    z-index: 10;
}

.zigzag-dark path {
    stroke: var(--accent-magenta);
}

/* ============================================
   Squiggle Columns
   ============================================ */
.squiggle-column {
    position: absolute;
    height: 100%;
    width: 40px;
    z-index: 3;
    opacity: 0.5;
}

.squiggle-left {
    left: 80px;
}

.squiggle-right {
    right: 20px;
}

.squiggle-left-manifesto {
    left: 80px;
}

.squiggle-right-manifesto {
    right: 40px;
}

.squiggle-path {
    stroke-dasharray: 1000;
    stroke-dashoffset: 1000;
    animation: drawSquiggle 3s linear infinite;
}

@keyframes drawSquiggle {
    0% { stroke-dashoffset: 1000; }
    50% { stroke-dashoffset: 0; }
    100% { stroke-dashoffset: -1000; }
}

/* ============================================
   ROUND 6: MANIFESTO
   ============================================ */
.terrazzo-bg {
    background-color: var(--bg-light);
    background-image:
        radial-gradient(ellipse 12px 8px at 15% 20%, var(--speckle-pink) 50%, transparent 50%),
        radial-gradient(ellipse 8px 12px at 75% 15%, var(--speckle-lavender) 50%, transparent 50%),
        radial-gradient(circle 6px at 35% 65%, var(--accent-yellow) 50%, transparent 50%),
        radial-gradient(ellipse 10px 6px at 85% 55%, var(--accent-mint) 50%, transparent 50%),
        radial-gradient(circle 5px at 55% 85%, var(--speckle-pink) 50%, transparent 50%),
        radial-gradient(ellipse 7px 10px at 25% 45%, var(--speckle-lavender) 50%, transparent 50%),
        radial-gradient(circle 8px at 65% 35%, var(--accent-yellow) 50%, transparent 50%),
        radial-gradient(ellipse 6px 9px at 45% 10%, var(--accent-mint) 50%, transparent 50%),
        radial-gradient(circle 4px at 10% 80%, var(--speckle-pink) 50%, transparent 50%),
        radial-gradient(ellipse 9px 5px at 90% 90%, var(--speckle-lavender) 50%, transparent 50%),
        radial-gradient(circle 7px at 50% 50%, var(--accent-yellow) 50%, transparent 50%),
        radial-gradient(ellipse 5px 8px at 20% 70%, var(--accent-mint) 50%, transparent 50%),
        radial-gradient(circle 6px at 80% 30%, var(--speckle-pink) 50%, transparent 50%),
        radial-gradient(ellipse 8px 5px at 40% 40%, var(--speckle-lavender) 50%, transparent 50%),
        radial-gradient(circle 5px at 70% 75%, var(--accent-yellow) 50%, transparent 50%),
        radial-gradient(ellipse 10px 7px at 5% 50%, var(--speckle-pink) 50%, transparent 50%),
        radial-gradient(circle 6px at 95% 25%, var(--accent-mint) 50%, transparent 50%),
        radial-gradient(ellipse 4px 7px at 60% 60%, var(--speckle-lavender) 50%, transparent 50%);
}

.round-manifesto {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    padding-left: 15%;
}

.manifesto-column {
    max-width: 480px;
    position: relative;
    z-index: 5;
}

.manifesto-title {
    font-family: var(--font-display);
    font-size: clamp(36px, 5vw, 64px);
    text-transform: uppercase;
    letter-spacing: -0.02em;
    margin-bottom: 40px;
    color: var(--text-dark);
    line-height: 1.05;
}

.manifesto-line {
    font-family: var(--font-body);
    font-size: 15px;
    line-height: 1.7;
    margin-bottom: 24px;
    display: flex;
    align-items: flex-start;
    gap: 12px;
    color: var(--text-dark);
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s var(--spring-ease);
}

.manifesto-line.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.line-deco {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    margin-top: 2px;
    opacity: 0;
    transform: scale(0);
    transition: opacity 0.3s ease, transform 0.3s var(--spring-ease);
}

.manifesto-line.animate-in .line-deco {
    opacity: 1;
    transform: scale(1);
}

/* ============================================
   FINAL ROUND: CONTACT ARENA
   ============================================ */
.round-contact {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    animation: contactPulse 2s ease-in-out infinite;
}

@keyframes contactPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.005); }
}

/* Triangle tessellation background */
.triangle-tessellation {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        linear-gradient(60deg, var(--accent-coral) 25%, transparent 25%) 0 0 / 60px 52px,
        linear-gradient(-60deg, var(--accent-coral) 25%, transparent 25%) 0 0 / 60px 52px,
        linear-gradient(60deg, transparent 75%, var(--accent-blue) 75%) 30px 0 / 60px 52px,
        linear-gradient(-60deg, transparent 75%, var(--accent-blue) 75%) 30px 0 / 60px 52px;
    opacity: 0.06;
    z-index: 1;
}

.contact-arena-center {
    position: relative;
    z-index: 5;
    text-align: center;
    max-width: 500px;
    width: 100%;
    padding: 0 20px;
}

.contact-title {
    font-family: var(--font-display);
    font-size: clamp(48px, 8vw, 96px);
    text-transform: uppercase;
    letter-spacing: -0.02em;
    color: var(--accent-yellow);
    margin-bottom: 16px;
}

.contact-subtitle {
    font-family: var(--font-sub);
    font-size: 18px;
    font-weight: 500;
    color: var(--text-cream);
    opacity: 0.7;
    margin-bottom: 50px;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
    align-items: center;
}

.form-input-wrap {
    position: relative;
    width: 100%;
}

.arena-input,
.arena-textarea {
    width: 100%;
    background: transparent;
    border: none;
    border-bottom: 3px solid rgba(250, 243, 224, 0.3);
    font-family: var(--font-body);
    font-size: 16px;
    color: var(--text-cream);
    padding: 16px 0;
    outline: none;
    transition: border-color 0.3s ease;
}

.arena-textarea {
    resize: none;
}

.arena-input::placeholder,
.arena-textarea::placeholder {
    color: rgba(250, 243, 224, 0.4);
    font-family: var(--font-sub);
    font-size: 14px;
    letter-spacing: 0.15em;
}

.input-underline {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: var(--accent-yellow);
    transition: width 0.4s var(--spring-ease);
}

.arena-input:focus ~ .input-underline,
.arena-textarea:focus ~ .input-underline {
    width: 100%;
}

.arena-input:focus,
.arena-textarea:focus {
    border-bottom-color: transparent;
}

.arena-submit {
    display: flex;
    align-items: center;
    gap: 16px;
    background: transparent;
    border: 4px solid var(--accent-yellow);
    color: var(--accent-yellow);
    font-family: var(--font-display);
    font-size: 20px;
    padding: 16px 40px;
    cursor: pointer;
    box-shadow: var(--shadow-hard);
    transition: transform 0.3s var(--spring-ease), box-shadow 0.3s var(--spring-ease), background 0.3s ease, color 0.3s ease;
    margin-top: 16px;
}

.arena-submit:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-hard-hover);
    background: var(--accent-yellow);
    color: var(--bg-dark);
}

.submit-bell {
    width: 32px;
    height: 32px;
}

.arena-submit:hover .submit-bell circle {
    stroke: var(--bg-dark);
    fill: var(--bg-dark);
}

/* Decorative shapes in contact */
.deco-contact-1 {
    border-left: 80px solid transparent;
    border-right: 80px solid transparent;
    border-bottom: 140px solid var(--accent-coral);
    top: 10%;
    left: 10%;
    transform: rotate(20deg);
    opacity: 0.15;
    z-index: 2;
}

.deco-circle.deco-contact-2 {
    width: 120px;
    height: 120px;
    border: 3px solid var(--accent-mint);
    border-radius: 50%;
    bottom: 15%;
    right: 10%;
    opacity: 0.2;
    z-index: 2;
}

.deco-contact-3 {
    border-left: 50px solid transparent;
    border-right: 50px solid transparent;
    border-bottom: 90px solid var(--accent-yellow);
    bottom: 20%;
    left: 20%;
    transform: rotate(-15deg);
    opacity: 0.1;
    z-index: 2;
}

/* Decorative shapes for round 4 */
.deco-round4-1 {
    width: 100px;
    height: 100px;
    border: 3px solid var(--accent-coral);
    border-radius: 50%;
    top: 15%;
    left: 15%;
    opacity: 0.2;
    z-index: 2;
}

.deco-round4-2 {
    border-left: 50px solid transparent;
    border-right: 50px solid transparent;
    border-bottom: 86px solid var(--accent-blue);
    bottom: 15%;
    right: 15%;
    transform: rotate(30deg);
    opacity: 0.15;
    z-index: 2;
}

/* ============================================
   Responsive Adjustments
   ============================================ */
@media (max-width: 1024px) {
    .round-hero {
        grid-template-columns: 1fr;
        padding-left: 80px;
    }

    .hero-right {
        display: none;
    }

    .bout-cards-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .round-work {
        padding: 80px 40px 80px 80px;
    }

    .manifesto-column {
        max-width: 400px;
    }
}

@media (max-width: 768px) {
    .sidebar-nav {
        width: 45px;
    }

    .nav-num {
        font-size: 18px;
    }

    .round-hero {
        padding-left: 60px;
    }

    .hero-letter {
        font-size: clamp(48px, 15vw, 100px);
    }

    .round-work {
        padding: 60px 20px 60px 60px;
    }

    .bout-card {
        padding: 24px;
    }

    .card-title {
        font-size: clamp(20px, 5vw, 28px);
    }

    .round-manifesto {
        padding-left: 70px;
    }

    .contact-title {
        font-size: clamp(32px, 10vw, 64px);
    }

    .squiggle-left,
    .squiggle-left-manifesto {
        left: 55px;
    }
}

@media (max-width: 480px) {
    .sidebar-nav {
        width: 36px;
        gap: 14px;
    }

    .nav-num {
        font-size: 14px;
    }

    .round-hero {
        padding-left: 46px;
    }

    .bout-card.card-tilt-left,
    .bout-card.card-tilt-right {
        transform: rotate(0deg) translateX(0);
    }

    .bout-card.animate-in.card-tilt-left,
    .bout-card.animate-in.card-tilt-right {
        transform: rotate(0deg) translateX(0);
    }
}