/* hil.st - MCBling Pastoral-Romantic Design */
/* Colors: #fef5f0, #5a3d50, #ff69b4, #ff8fa3, #d4a060, #e8a0b8, #d4a0c0, #8b2252, #fff4a3, #fff0e8, #f5e8e0, #b07090 */

html {
    scroll-behavior: smooth;
}

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

body {
    background-color: #fef5f0;
    color: #5a3d50;
    font-family: 'Karla', sans-serif;
    font-size: 17px;
    font-weight: 400;
    letter-spacing: 0.01em;
    line-height: 1.75;
    overflow-x: hidden;
}

/* ---- Hidden SVG for grain filter ---- */
.grain-svg {
    position: absolute;
    width: 0;
    height: 0;
    pointer-events: none;
}

/* ---- Grain overlay on every section ---- */
.grain-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
    opacity: 0.04;
    filter: url(#grain-filter);
    background: transparent;
}

.grain-overlay::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    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='0.5' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    background-size: 256px 256px;
    opacity: 1;
}

/* ---- Navigation diamond ---- */
.nav-diamond {
    position: fixed;
    top: 32px;
    right: 32px;
    width: 16px;
    height: 16px;
    border: 1px solid #e8a0b8;
    transform: rotate(45deg);
    z-index: 100;
    cursor: pointer;
    transition: box-shadow 0.4s ease, border-color 0.4s ease;
}

.nav-diamond:hover {
    border-color: #ff8fa3;
    box-shadow: 0 0 12px rgba(255, 105, 180, 0.4);
}

/* ---- Sections ---- */
.section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.section-hilltop {
    background-color: #fef5f0;
}

.section-valley {
    background-color: #fef5f0;
}

.section-meadow {
    background-color: #fef5f0;
}

.section-sunset {
    background: linear-gradient(180deg, #fef5f0 0%, #fff0e8 100%);
}

.section-dusk {
    background-color: #f5e8e0;
}

/* ---- Section content wrapper ---- */
.section-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    width: 100%;
    padding: 60px 40px;
}

/* ==== SECTION 1: THE HILLTOP ==== */
.section-hilltop .section-content {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    padding-left: 33%;
    padding-top: 40vh;
    min-height: 100vh;
    justify-content: flex-start;
}

.hilltop-letter {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 400px;
    font-weight: 400;
    letter-spacing: 0.08em;
    line-height: 0.85;
    background: linear-gradient(135deg, #d4a060, #f0d890, #d4a060);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: goldShimmer 4s ease-in-out infinite;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.hilltop-letter.visible {
    opacity: 1;
    transform: translateY(0);
}

.hilltop-caption {
    font-family: 'Cormorant Garamond', serif;
    font-size: 14px;
    font-weight: 300;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: #b07090;
    margin-top: 200px;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out 0.3s, transform 0.8s ease-out 0.3s;
}

.hilltop-caption.visible {
    opacity: 1;
    transform: translateY(0);
}

@keyframes goldShimmer {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* ==== SECTION 2: THE VALLEY ==== */
.section-valley .section-content {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    padding-right: 10%;
    padding-top: 30vh;
    min-height: 100vh;
    justify-content: flex-start;
    position: relative;
}

.valley-bokeh {
    position: absolute;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: #ff69b4;
    opacity: 0.04;
    top: 25%;
    right: 5%;
    z-index: 0;
}

.valley-text {
    max-width: 420px;
    position: relative;
    z-index: 2;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.valley-text.visible {
    opacity: 1;
    transform: translateY(0);
}

.valley-text p {
    font-family: 'Karla', sans-serif;
    font-size: 17px;
    font-weight: 400;
    letter-spacing: 0.01em;
    line-height: 1.75;
    color: #5a3d50;
}

.chevron-pair {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 80px;
    gap: 0;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out 0.2s, transform 0.8s ease-out 0.2s;
}

.chevron-pair.visible {
    opacity: 1;
    transform: translateY(0);
}

.chevron-line {
    width: 30px;
    height: 1px;
    background-color: #d4a060;
}

.chevron-left {
    transform: rotate(10deg);
    transform-origin: right center;
}

.chevron-right {
    transform: rotate(-10deg);
    transform-origin: left center;
}

/* ==== SECTION 3: THE MEADOW ==== */
.section-meadow .section-content {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    padding-left: 20%;
    min-height: 100vh;
    justify-content: center;
    gap: 100px;
}

.meadow-fragment {
    display: flex;
    flex-direction: column;
    gap: 8px;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.meadow-fragment.visible {
    opacity: 1;
    transform: translateY(0);
}

.fragment-sparkle {
    display: inline-block;
    width: 6px;
    height: 6px;
    background: #d4a060;
    clip-path: polygon(50% 0%, 60% 40%, 100% 50%, 60% 60%, 50% 100%, 40% 60%, 0% 50%, 40% 40%);
    margin-bottom: 8px;
}

.fragment-text {
    font-family: 'Karla', sans-serif;
    font-size: 18px;
    color: #5a3d50;
    letter-spacing: 0.01em;
    line-height: 1.75;
}

.fragment-underline {
    width: 0%;
    height: 1px;
    background-color: #d4a0c0;
    transition: width 1.2s cubic-bezier(0.22, 1, 0.36, 1);
}

.meadow-fragment.visible .fragment-underline {
    width: 100%;
}

.bg-letter {
    position: absolute;
    font-family: 'Bebas Neue', sans-serif;
    font-size: 600px;
    color: #ff69b4;
    opacity: 0.03;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
    z-index: 0;
    line-height: 0.85;
}

/* ==== SECTION 4: THE SUNSET ==== */
.section-sunset::after {
    content: '';
    position: absolute;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: #ff8fa3;
    opacity: 0.04;
    bottom: 20%;
    right: 15%;
    pointer-events: none;
}

.section-sunset .section-content {
    display: flex;
    align-items: flex-start;
    padding-left: 25%;
    padding-top: 40vh;
    min-height: 100vh;
    justify-content: flex-start;
}

.sunset-word {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 96px;
    font-weight: 400;
    letter-spacing: 0.08em;
    line-height: 0.95;
    color: #8b2252;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.sunset-word.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ==== SECTION 5: THE DUSK ==== */
.section-dusk .section-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    text-align: center;
}

.dusk-letter {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 200px;
    font-weight: 400;
    letter-spacing: 0.08em;
    line-height: 0.85;
    background: linear-gradient(135deg, #d4a060, #f0d890, #d4a060);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: goldShimmer 4s ease-in-out infinite;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.dusk-letter.visible {
    opacity: 1;
    transform: translateY(0);
}

.dusk-line-container {
    width: 100%;
    display: flex;
    justify-content: center;
    margin-top: 60px;
    margin-bottom: 60px;
}

.dusk-full-line {
    width: 0%;
    height: 1px;
    background-color: #d4a0c0;
    transition: width 1.2s cubic-bezier(0.22, 1, 0.36, 1);
}

.dusk-line-container.visible .dusk-full-line {
    width: 100%;
}

.dusk-caption {
    font-family: 'Cormorant Garamond', serif;
    font-size: 14px;
    font-weight: 300;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: #b07090;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out 0.4s, transform 0.8s ease-out 0.4s;
}

.dusk-caption.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ==== SECTION DIVIDERS ==== */
.section-divider {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px 0;
    background-color: #fef5f0;
}

#divider4 {
    background: linear-gradient(180deg, #fff0e8 0%, #f5e8e0 100%);
}

.divider-line {
    width: 0%;
    max-width: 40vw;
    height: 1px;
    background-color: #d4a0c0;
    transition: width 1.2s cubic-bezier(0.22, 1, 0.36, 1);
}

.section-divider.visible .divider-line {
    width: 40vw;
}

/* ==== DIAMONDS ==== */
.diamond {
    position: absolute;
    width: 8px;
    height: 8px;
    border: 1px solid #e8a0b8;
    transform: rotate(45deg);
    z-index: 3;
    pointer-events: none;
    box-shadow: 0 0 4px rgba(232, 160, 184, 0.3);
}

/* Position diamonds via unique classes */
.dd1 { top: 12%; left: 8%; }
.dd2 { top: 22%; right: 15%; }
.dd3 { top: 55%; left: 18%; }
.dd4 { top: 70%; right: 10%; }
.dd5 { top: 35%; right: 25%; }
.dd6 { top: 80%; left: 30%; }
.dd7 { top: 15%; left: 5%; }
.dd8 { top: 60%; right: 8%; }
.dd9 { top: 85%; left: 22%; }
.dd10 { top: 10%; right: 12%; }
.dd11 { top: 40%; left: 7%; }
.dd12 { top: 75%; right: 18%; }
.dd13 { top: 90%; left: 15%; }
.dd14 { top: 8%; left: 10%; }
.dd15 { top: 15%; right: 12%; }
.dd16 { top: 25%; left: 25%; }
.dd17 { top: 35%; right: 30%; }
.dd18 { top: 50%; left: 5%; }
.dd19 { top: 60%; right: 8%; }
.dd20 { top: 72%; left: 18%; }
.dd21 { top: 82%; right: 22%; }
.dd22 { top: 90%; left: 35%; }
.dd23 { top: 45%; left: 40%; }
.dd24 { top: 10%; left: 12%; }
.dd25 { top: 30%; right: 10%; }
.dd26 { top: 55%; left: 8%; }
.dd27 { top: 80%; right: 15%; }
.dd28 { top: 65%; left: 25%; }

/* Diamond drift animation */
@keyframes diamondDrift1 {
    0%, 100% { transform: rotate(45deg) translateY(0px); }
    50% { transform: rotate(45deg) translateY(-15px); }
}

@keyframes diamondDrift2 {
    0%, 100% { transform: rotate(45deg) translateY(0px); }
    50% { transform: rotate(45deg) translateY(12px); }
}

@keyframes diamondDrift3 {
    0%, 100% { transform: rotate(45deg) translateY(0px); }
    50% { transform: rotate(45deg) translateY(-20px); }
}

.dd1, .dd4, .dd7, .dd10, .dd14, .dd18, .dd22, .dd26 {
    animation: diamondDrift1 7s ease-in-out infinite;
}

.dd2, .dd5, .dd8, .dd11, .dd15, .dd19, .dd23, .dd27 {
    animation: diamondDrift2 6s ease-in-out infinite;
    animation-delay: -2s;
}

.dd3, .dd6, .dd9, .dd12, .dd16, .dd20, .dd24, .dd28 {
    animation: diamondDrift3 8s ease-in-out infinite;
    animation-delay: -4s;
}

.dd13, .dd17, .dd21, .dd25 {
    animation: diamondDrift1 6.5s ease-in-out infinite;
    animation-delay: -1s;
}

/* ==== SPARKLES ==== */
.sparkle {
    position: absolute;
    width: 6px;
    height: 6px;
    background: #d4a060;
    clip-path: polygon(50% 0%, 60% 40%, 100% 50%, 60% 60%, 50% 100%, 40% 60%, 0% 50%, 40% 40%);
    z-index: 3;
    pointer-events: none;
    animation: sparkleGlow 3s ease-in-out infinite;
}

.sp1 { top: 18%; left: 25%; }
.sp2 { top: 45%; right: 20%; }
.sp3 { top: 75%; left: 12%; }
.sp4 { top: 30%; right: 12%; }
.sp5 { top: 70%; left: 6%; }
.sp6 { top: 20%; left: 20%; }
.sp7 { top: 55%; right: 25%; }
.sp8 { top: 82%; left: 35%; }
.sp9 { top: 12%; left: 30%; }
.sp10 { top: 38%; right: 15%; }
.sp11 { top: 65%; left: 8%; }
.sp12 { top: 88%; right: 35%; }
.sp13 { top: 55%; left: 50%; }
.sp14 { top: 20%; right: 30%; }
.sp15 { top: 50%; left: 15%; }
.sp16 { top: 85%; right: 20%; }

.sp2, .sp5, .sp8, .sp11, .sp14 {
    animation-delay: -1s;
    width: 5px;
    height: 5px;
}

.sp3, .sp6, .sp9, .sp12, .sp15 {
    animation-delay: -2s;
    width: 7px;
    height: 7px;
}

.sp4, .sp7, .sp10, .sp13, .sp16 {
    animation-delay: -0.5s;
    width: 4px;
    height: 4px;
}

@keyframes sparkleGlow {
    0%, 100% { opacity: 0.6; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.3); filter: drop-shadow(0 0 3px #fff4a3); }
}

/* ==== RESPONSIVE ==== */
@media (max-width: 768px) {
    .hilltop-letter {
        font-size: 200px;
    }

    .section-hilltop .section-content {
        padding-left: 15%;
        padding-top: 30vh;
    }

    .section-valley .section-content {
        padding-right: 5%;
        padding-left: 5%;
        align-items: flex-start;
    }

    .valley-text {
        max-width: 100%;
    }

    .section-meadow .section-content {
        padding-left: 10%;
        gap: 70px;
    }

    .sunset-word {
        font-size: 60px;
    }

    .section-sunset .section-content {
        padding-left: 10%;
    }

    .dusk-letter {
        font-size: 120px;
    }

    .bg-letter {
        font-size: 300px;
    }

    .hilltop-caption {
        margin-top: 100px;
    }
}