/* ==========================================================================
   bable.pro - Evolved Minimalism with Triadic Harmony
   ========================================================================== */

/* -- CSS Custom Properties ------------------------------------------------- */
:root {
    /* Triadic Palette */
    --deep-indigo: #2B2D6B;
    --terracotta-rose: #C4604A;
    --warm-teal: #3A8A7A;

    /* Neutrals */
    --warm-cream: #FAF7F2;
    --soft-parchment: #F0EBE3;
    --warm-charcoal: #3A3A3C;
    --muted-warm-gray: #8A847A;
    --border-warm-gray: #D4CFC7;

    /* Dark Mode */
    --deep-midnight: #1A1B2E;
    --bright-indigo: #4A4FBF;
    --bright-terracotta: #E07060;
    --bright-teal: #4ABAAA;
    --light-warm-gray: #C8C4BC;
    --dark-border: #2A2B3E;

    /* Typography */
    --font-display: 'DM Serif Display', serif;
    --font-body: 'Source Serif 4', serif;
    --font-accent: 'IBM Plex Sans', sans-serif;

    /* Spacing */
    --gutter: 24px;
    --nav-height: 56px;
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    font-size: 1.05rem;
    line-height: 1.72;
    letter-spacing: 0.005em;
    color: var(--warm-charcoal);
    background-color: var(--warm-cream);
    overflow-x: hidden;
    position: relative;
}

/* Noise texture overlay */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9999;
    opacity: 0.03;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    background-repeat: repeat;
    background-size: 256px 256px;
}

/* -- Navigation ------------------------------------------------------------ */
#navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    z-index: 1000;
    transition: background-color 0.4s ease, backdrop-filter 0.4s ease;
}

#navbar.scrolled {
    background-color: rgba(250, 247, 242, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 var(--gutter);
}

.nav-logo {
    font-family: var(--font-display);
    font-size: 16px;
    color: var(--deep-indigo);
    letter-spacing: -0.01em;
}

.nav-dots {
    display: flex;
    align-items: center;
    gap: 20px;
}

.nav-dot-group {
    position: relative;
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
}

.nav-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    flex-shrink: 0;
}

.dot-indigo {
    background-color: var(--deep-indigo);
}

.dot-terracotta {
    background-color: var(--terracotta-rose);
}

.dot-teal {
    background-color: var(--warm-teal);
}

.nav-dot-label {
    font-family: var(--font-accent);
    font-weight: 500;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--muted-warm-gray);
    opacity: 0;
    max-width: 0;
    overflow: hidden;
    white-space: nowrap;
    transition: opacity 0.3s ease, max-width 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.nav-dot-group:hover .nav-dot-label {
    opacity: 1;
    max-width: 80px;
}

.nav-dot-group:hover .nav-dot {
    transform: scale(1.3);
}

/* -- Cursor Companion Blob ------------------------------------------------- */
#cursor-blob {
    position: fixed;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background-color: var(--warm-teal);
    opacity: 0.4;
    pointer-events: none;
    z-index: 9998;
    transition: width 0.3s cubic-bezier(0.34, 1.56, 0.64, 1),
                height 0.3s cubic-bezier(0.34, 1.56, 0.64, 1),
                background-color 0.3s ease,
                opacity 0.3s ease;
    transform: translate(-50%, -50%);
    will-change: left, top;
}

#cursor-blob.expanded {
    width: 48px;
    height: 48px;
    background-color: var(--terracotta-rose);
    opacity: 0.35;
}

/* Hide cursor blob on touch devices */
@media (hover: none) {
    #cursor-blob {
        display: none;
    }
}

/* -- Zone 1: The Opening --------------------------------------------------- */
.zone-opening {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background-color: var(--warm-cream);
    overflow: hidden;
}

.hero-blobs {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.hero-blob {
    position: absolute;
    mix-blend-mode: multiply;
    opacity: 0;
    transform: scale(0.8);
    transition: opacity 1.5s ease, transform 2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.hero-blob.visible {
    opacity: 1;
    transform: scale(1);
}

.blob-indigo {
    width: 55vw;
    height: auto;
    top: -5%;
    left: -10%;
    fill: rgba(43, 45, 107, 0.20);
    animation: blobDrift1 30s ease-in-out infinite;
}

.blob-terracotta {
    width: 45vw;
    height: auto;
    top: 10%;
    right: -8%;
    fill: rgba(196, 96, 74, 0.15);
    animation: blobDrift2 35s ease-in-out infinite;
}

.blob-teal {
    width: 50vw;
    height: auto;
    bottom: -10%;
    left: 15%;
    fill: rgba(58, 138, 122, 0.18);
    animation: blobDrift3 25s ease-in-out infinite;
}

@keyframes blobDrift1 {
    0%, 100% { transform: translate(0, 0) scale(1) rotate(0deg); }
    25% { transform: translate(3vw, 2vh) scale(1.03) rotate(2deg); }
    50% { transform: translate(-2vw, 4vh) scale(0.97) rotate(-1deg); }
    75% { transform: translate(4vw, -2vh) scale(1.02) rotate(1deg); }
}

@keyframes blobDrift2 {
    0%, 100% { transform: translate(0, 0) scale(1) rotate(0deg); }
    25% { transform: translate(-4vw, 3vh) scale(1.04) rotate(-2deg); }
    50% { transform: translate(3vw, -3vh) scale(0.96) rotate(2deg); }
    75% { transform: translate(-2vw, 5vh) scale(1.01) rotate(-1deg); }
}

@keyframes blobDrift3 {
    0%, 100% { transform: translate(0, 0) scale(1) rotate(0deg); }
    25% { transform: translate(5vw, -3vh) scale(0.98) rotate(3deg); }
    50% { transform: translate(-3vw, 2vh) scale(1.04) rotate(-2deg); }
    75% { transform: translate(2vw, 4vh) scale(0.97) rotate(1deg); }
}

.hero-content {
    position: relative;
    z-index: 10;
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 var(--gutter);
    padding-left: calc(var(--gutter) + (100% / 12));
}

.hero-title {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: clamp(3rem, 8vw, 6rem);
    color: var(--deep-indigo);
    line-height: 1.12;
    letter-spacing: -0.02em;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.hero-title.visible {
    opacity: 1;
    transform: translateY(0);
}

.hero-tagline {
    font-family: var(--font-body);
    font-size: 1.2rem;
    line-height: 1.72;
    color: var(--warm-charcoal);
    max-width: 38em;
    margin-top: 1.5rem;
    opacity: 0;
    transform: translateY(15px);
    transition: opacity 0.8s ease 0.8s, transform 0.8s ease 0.8s;
}

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

/* -- Breathing Fields ------------------------------------------------------ */
.breathing-field {
    min-height: 40vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--warm-cream);
    overflow: hidden;
}

.breathing-blob-container {
    width: 30vw;
    height: 30vw;
    display: flex;
    align-items: center;
    justify-content: center;
}

.breathing-blob {
    width: 100%;
    height: 100%;
}

.breathing-blob .morph-path {
    fill: rgba(43, 45, 107, 0.18);
    animation: blobMorph1 8s ease-in-out infinite, blobBreathe 6s ease-in-out infinite;
}

.breathing-blob-terracotta .morph-path {
    fill: rgba(196, 96, 74, 0.18);
    animation: blobMorph2 7s ease-in-out infinite, blobBreathe 6s ease-in-out infinite;
}

@keyframes blobMorph1 {
    0%, 100% {
        d: path("M250,450C140,450,50,370,40,260C30,150,110,50,230,40C350,30,460,120,470,240C480,360,360,450,250,450Z");
    }
    33% {
        d: path("M260,460C150,440,60,350,55,240C50,130,130,40,250,35C370,30,470,140,465,260C460,380,370,480,260,460Z");
    }
    66% {
        d: path("M240,445C130,455,45,365,50,255C55,145,140,55,260,50C380,45,465,150,455,265C445,380,350,435,240,445Z");
    }
}

@keyframes blobMorph2 {
    0%, 100% {
        d: path("M250,460C130,460,40,360,35,250C30,140,120,40,240,35C360,30,465,130,470,250C475,370,370,460,250,460Z");
    }
    33% {
        d: path("M245,455C135,465,45,355,50,245C55,135,135,45,255,40C375,35,460,140,455,255C450,370,355,445,245,455Z");
    }
    66% {
        d: path("M255,465C140,455,50,350,45,240C40,130,125,35,245,30C365,25,470,130,465,245C460,360,370,475,255,465Z");
    }
}

@keyframes blobBreathe {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

/* -- Zone 2: The Modular Field --------------------------------------------- */
.zone-modular {
    padding: 80px 0;
    background-color: var(--warm-cream);
}

.modular-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: var(--gutter);
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 var(--gutter);
}

/* Block base styles */
.mod-block {
    position: relative;
    background-color: var(--soft-parchment);
    border: 1px solid var(--border-warm-gray);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
    padding: 32px;
    overflow: hidden;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.mod-block.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Block accent borders */
.mod-block[data-accent="indigo"] {
    border-left: 2px solid var(--deep-indigo);
}

.mod-block[data-accent="terracotta"] {
    border-left: 2px solid var(--terracotta-rose);
}

.mod-block[data-accent="teal"] {
    border-left: 2px solid var(--warm-teal);
}

/* Lifted blocks */
.block-lifted {
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
}

/* Column spans */
.block-3col { grid-column: span 3; }
.block-4col { grid-column: span 4; }
.block-5col { grid-column: span 5; }
.block-6col { grid-column: span 6; }
.block-8col { grid-column: span 8; }
.block-12col { grid-column: span 12; }

/* Block accent blobs */
.block-accent-blob {
    position: absolute;
    width: 100px;
    height: 100px;
    border-radius: 50% 40% 60% 30% / 50% 60% 40% 50%;
    opacity: 0.15;
}

.blob-corner-tr {
    top: -20px;
    right: -20px;
}

.blob-corner-bl {
    bottom: -20px;
    left: -20px;
}

.mod-block[data-accent="indigo"] .block-accent-blob {
    background-color: var(--deep-indigo);
}

.mod-block[data-accent="terracotta"] .block-accent-blob {
    background-color: var(--terracotta-rose);
}

.mod-block[data-accent="teal"] .block-accent-blob {
    background-color: var(--warm-teal);
}

/* Typography in blocks */
.block-heading {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: clamp(1.8rem, 3.5vw, 2.8rem);
    color: var(--deep-indigo);
    line-height: 1.12;
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
}

.block-title {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: clamp(1.2rem, 2vw, 1.6rem);
    color: var(--deep-indigo);
    line-height: 1.12;
    letter-spacing: -0.02em;
    margin-bottom: 0.75rem;
}

.block-text {
    font-family: var(--font-body);
    font-size: 1.05rem;
    line-height: 1.72;
    letter-spacing: 0.005em;
    color: var(--warm-charcoal);
    max-width: 38em;
}

/* Display word blocks */
.block-display {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 200px;
}

.display-word {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: clamp(2.8rem, 6vw, 5.2rem);
    color: var(--deep-indigo);
    line-height: 1.12;
    letter-spacing: -0.02em;
}

/* Teal block */
.block-teal {
    background-color: var(--warm-teal);
    border-color: var(--warm-teal);
}

.block-title-light {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: clamp(1.8rem, 3.5vw, 2.8rem);
    color: var(--warm-cream);
    line-height: 1.12;
    letter-spacing: -0.02em;
    margin-bottom: 0.75rem;
}

.block-text-light {
    font-family: var(--font-body);
    font-size: 1.05rem;
    line-height: 1.72;
    letter-spacing: 0.005em;
    color: rgba(250, 247, 242, 0.9);
}

/* Indigo block */
.block-indigo {
    background-color: var(--deep-indigo);
    border-color: var(--deep-indigo);
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.08'/%3E%3C/svg%3E");
    background-size: 256px 256px;
}

/* -- Zone 3: The Breathing Pause ------------------------------------------- */
.zone-pause {
    min-height: 50vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background-color: var(--warm-cream);
    padding: 60px var(--gutter);
    gap: 40px;
}

.pause-blob-container {
    width: 50vw;
    max-width: 600px;
}

.pause-blob {
    width: 100%;
    height: auto;
}

.pause-morph-path {
    animation: pauseBlobMorph 12s ease-in-out infinite, blobBreathe 6s ease-in-out infinite;
}

@keyframes pauseBlobMorph {
    0%, 100% {
        d: path("M400,720C240,720,80,600,60,440C40,280,160,100,340,70C520,40,720,180,740,360C760,540,560,720,400,720Z");
    }
    16% {
        d: path("M420,710C260,730,90,590,70,430C50,270,180,110,350,80C520,50,730,190,730,370C730,550,580,690,420,710Z");
    }
    33% {
        d: path("M390,730C230,710,70,610,55,450C40,290,150,90,330,65C510,40,710,170,735,350C760,530,550,750,390,730Z");
    }
    50% {
        d: path("M410,715C250,735,85,595,65,435C45,275,170,105,345,75C520,45,725,185,740,365C755,545,570,695,410,715Z");
    }
    66% {
        d: path("M395,725C235,715,75,605,60,445C45,285,155,95,335,70C515,45,715,175,735,355C755,535,555,735,395,725Z");
    }
    83% {
        d: path("M405,718C245,728,82,598,62,438C42,278,165,108,342,72C519,36,722,182,738,362C754,542,565,708,405,718Z");
    }
}

.pause-caption {
    font-family: var(--font-accent);
    font-weight: 500;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--muted-warm-gray);
    text-align: center;
}

/* -- Zone 4: The Deep Field ------------------------------------------------ */
.zone-deep {
    background-color: var(--deep-midnight);
    padding: 100px 0;
}

.deep-grid .mod-block {
    background-color: rgba(42, 43, 62, 0.6);
    border-color: var(--dark-border);
}

.deep-block[data-accent="bright-indigo"] {
    border-left: 2px solid var(--bright-indigo);
}

.deep-block[data-accent="bright-terracotta"] {
    border-left: 2px solid var(--bright-terracotta);
}

.deep-block[data-accent="bright-teal"] {
    border-left: 2px solid var(--bright-teal);
}

.deep-block[data-accent="bright-indigo"] .block-accent-blob {
    background-color: var(--bright-indigo);
    opacity: 0.25;
}

.deep-block[data-accent="bright-terracotta"] .block-accent-blob {
    background-color: var(--bright-terracotta);
    opacity: 0.25;
}

.deep-block[data-accent="bright-teal"] .block-accent-blob {
    background-color: var(--bright-teal);
    opacity: 0.25;
}

.deep-heading {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: clamp(1.8rem, 3.5vw, 2.8rem);
    color: var(--warm-cream);
    line-height: 1.12;
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
}

.deep-title {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: clamp(1.2rem, 2vw, 1.6rem);
    color: var(--warm-cream);
    line-height: 1.12;
    letter-spacing: -0.02em;
    margin-bottom: 0.75rem;
}

.deep-text {
    font-family: var(--font-body);
    font-size: 1.05rem;
    line-height: 1.72;
    letter-spacing: 0.005em;
    color: var(--light-warm-gray);
    max-width: 38em;
}

.deep-display {
    color: var(--warm-cream);
}

/* -- Zone 5: The Close ----------------------------------------------------- */
.zone-close {
    position: relative;
    min-height: 80vh;
    display: flex;
    flex-direction: column;
}

.close-transition {
    height: 30vh;
    background: linear-gradient(to bottom, var(--deep-midnight), var(--warm-cream));
}

.close-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background-color: var(--warm-cream);
    padding: 60px var(--gutter);
    gap: 60px;
}

.close-block {
    max-width: calc((8 / 12) * 1440px);
    width: calc((8 / 12) * 100%);
    text-align: center;
}

.close-heading {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: clamp(2.8rem, 6vw, 5.2rem);
    color: var(--deep-indigo);
    line-height: 1.12;
    letter-spacing: -0.02em;
}

.close-dots {
    display: flex;
    align-items: center;
    gap: 40px;
}

.close-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.close-dot-indigo {
    background-color: var(--deep-indigo);
    animation: dotPulse 3s ease-in-out infinite;
}

.close-dot-terracotta {
    background-color: var(--terracotta-rose);
    animation: dotPulse 3s ease-in-out infinite 1s;
}

.close-dot-teal {
    background-color: var(--warm-teal);
    animation: dotPulse 3s ease-in-out infinite 2s;
}

@keyframes dotPulse {
    0%, 100% { opacity: 0.4; }
    50% { opacity: 1; }
}

.site-footer {
    padding-top: 40px;
}

.footer-text {
    font-family: var(--font-accent);
    font-weight: 500;
    font-size: 0.75rem;
    color: var(--muted-warm-gray);
}

/* -- Responsive Design ----------------------------------------------------- */

/* Tablet */
@media (max-width: 1024px) and (min-width: 769px) {
    .modular-grid {
        grid-template-columns: repeat(6, 1fr);
    }

    .block-3col { grid-column: span 3; }
    .block-4col { grid-column: span 3; }
    .block-5col { grid-column: span 3; }
    .block-6col { grid-column: span 6; }
    .block-8col { grid-column: span 6; }
}

/* Mobile */
@media (max-width: 768px) {
    :root {
        --gutter: 16px;
    }

    .modular-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .block-3col,
    .block-4col,
    .block-5col,
    .block-6col,
    .block-8col,
    .block-12col {
        grid-column: span 1;
    }

    .mod-block {
        padding: 24px 16px;
    }

    .hero-content {
        padding-left: var(--gutter);
    }

    .breathing-field {
        min-height: 25vh;
    }

    .breathing-blob-container {
        width: 60vw;
        height: 60vw;
    }

    .pause-blob-container {
        width: 70vw;
    }

    .close-block {
        width: 100%;
    }

    .nav-dot-label {
        display: none;
    }

    .close-dots {
        gap: 24px;
    }
}