/* =====================================================
   rironbusou.com — Cottagecore Theoretical Armament
   Earth tones + asymmetric garden layout
   ===================================================== */

:root {
    --warm-linen:      #E8DFD0;
    --rich-soil:       #4A3828;
    --sage-garden:     #7B8B6B;
    --honey-warm:      #C8A050;
    --clay-rose:       #C4887A;
    --parchment-light: #F5F0E8;
    --bark-deep:       #3A2818;

    --font-headline: "Commissioner", "Merriweather", Georgia, serif;
    --font-body:     "Merriweather", Georgia, "Times New Roman", serif;
    --font-mono:     "DM Mono", "JetBrains Mono", "Courier New", monospace;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background: var(--warm-linen);
    color: var(--rich-soil);
    font-family: var(--font-body);
    font-size: clamp(16px, 1.5vw, 18px);
    line-height: 1.85;
    overflow-x: hidden;
    min-height: 100vh;
    position: relative;
}

#particle-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

#main {
    position: relative;
    z-index: 2;
}

/* ===== Common section ===== */
.section {
    position: relative;
    width: 100%;
    padding: 12vh 0;
    overflow: hidden;
}

.section__label {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--sage-garden);
    margin-bottom: 1.5rem;
    padding-bottom: 4px;
    border-bottom: 1px solid var(--clay-rose);
}

.section__label--inverse {
    color: var(--honey-warm);
    border-bottom-color: var(--clay-rose);
}

/* ===== Garden Gate ===== */
.gate {
    min-height: 100vh;
    display: block;
    background: var(--warm-linen);
    padding: 0;
}

.gate__wordmark-wrap {
    position: absolute;
    top: 22vh;
    left: 6vw;
    max-width: 56vw;
    z-index: 3;
    opacity: 0;
    transform: translateY(20px);
    animation: gateRise 1.2s 0.3s cubic-bezier(0.2, 0.7, 0.2, 1) forwards;
}

.gate__label {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--sage-garden);
    margin-bottom: 1.4rem;
    padding-left: 28px;
    position: relative;
}

.gate__label::before {
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    width: 20px;
    height: 1px;
    background: var(--sage-garden);
}

.gate__wordmark {
    font-family: var(--font-headline);
    font-weight: 700;
    font-size: clamp(40px, 7vw, 92px);
    line-height: 1.05;
    color: var(--rich-soil);
    letter-spacing: -0.02em;
    margin-bottom: 1.2rem;
}

.gate__dot {
    color: var(--honey-warm);
}

.gate__sub {
    font-family: var(--font-headline);
    font-style: italic;
    font-weight: 400;
    color: var(--rich-soil);
    font-size: clamp(15px, 1.6vw, 19px);
    line-height: 1.6;
    max-width: 32em;
    opacity: 0.85;
    margin-bottom: 2rem;
}

.gate__date {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.15em;
    color: var(--clay-rose);
}

.gate__ripple {
    position: absolute;
    top: 30vh;
    left: 12vw;
    width: 60px;
    height: 60px;
    pointer-events: none;
    z-index: 2;
}

.ripple {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 30px;
    height: 30px;
    border: 1.5px solid var(--honey-warm);
    border-radius: 50%;
    transform: translate(-50%, -50%) scale(0);
    opacity: 0;
    animation: rippleOut 4.2s ease-out infinite;
}

.ripple--1 { animation-delay: 0.5s; }
.ripple--2 { animation-delay: 1.9s; }
.ripple--3 { animation-delay: 3.3s; }

.gate__illustration {
    position: absolute;
    bottom: 6vh;
    right: 5vw;
    width: clamp(260px, 32vw, 440px);
    z-index: 2;
    opacity: 0;
    transform: translateY(40px);
    animation: gateIllusRise 1.6s 0.6s cubic-bezier(0.2, 0.7, 0.2, 1) forwards;
}

#shield-bookshelf {
    width: 100%;
    height: auto;
    display: block;
}

.draw-line {
    stroke-dasharray: 800;
    stroke-dashoffset: 800;
    animation: drawLine 1.8s 0.6s ease-out forwards;
}

#shield-bookshelf .draw-line:nth-child(2) { animation-delay: 0.6s; }
#shield-bookshelf .draw-line:nth-child(n+3) { animation-delay: 1.0s; animation-duration: 1.2s; }

.gate__scrollhint {
    position: absolute;
    bottom: 4vh;
    left: 8vw;
    display: flex;
    align-items: center;
    gap: 18px;
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--rich-soil);
    opacity: 0;
    animation: hintFade 1s 1.8s ease-out forwards;
}

.scrollhint__line {
    width: 60px;
    height: 1px;
    background: var(--rich-soil);
    position: relative;
    overflow: hidden;
}

.scrollhint__line::after {
    content: "";
    position: absolute;
    left: -30%;
    top: 0;
    width: 30%;
    height: 100%;
    background: var(--honey-warm);
    animation: hintMove 2.4s ease-in-out infinite;
}

/* ===== Knowledge Garden ===== */
.garden {
    background: var(--warm-linen);
    padding: 18vh 0 14vh;
    position: relative;
}

.garden__header {
    margin-left: 8vw;
    max-width: 56vw;
    margin-bottom: 6vh;
}

.garden__title {
    font-family: var(--font-headline);
    font-weight: 600;
    font-size: clamp(28px, 4.5vw, 56px);
    line-height: 1.15;
    color: var(--rich-soil);
    letter-spacing: -0.01em;
    max-width: 18em;
}

.garden__block {
    position: relative;
    max-width: 60vw;
    margin-bottom: 9vh;
    padding: 0 0 1.5rem 0;
}

.garden__block--a { margin-left: 5vw;  max-width: 42vw; }
.garden__block--b { margin-left: 22vw; max-width: 42vw; }
.garden__block--c { margin-left: 8vw;  max-width: 44vw; }
.garden__block--d { margin-left: 28vw; max-width: 38vw; }

.block__num {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.2em;
    color: var(--clay-rose);
    margin-bottom: 0.8rem;
    padding-right: 14px;
    border-right: 1px solid var(--clay-rose);
    margin-right: 8px;
}

.block__title {
    font-family: var(--font-headline);
    font-weight: 700;
    font-size: clamp(22px, 2.8vw, 34px);
    line-height: 1.2;
    color: var(--rich-soil);
    margin-bottom: 1.2rem;
    letter-spacing: -0.005em;
}

.block__body {
    font-family: var(--font-body);
    font-size: clamp(16px, 1.5vw, 18px);
    line-height: 1.85;
    color: var(--rich-soil);
    margin-bottom: 1.4rem;
}

.block__body em {
    color: var(--sage-garden);
    font-style: italic;
}

.block__body strong {
    color: var(--bark-deep);
    font-weight: 700;
}

.block__meta {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.16em;
    color: var(--sage-garden);
    text-transform: lowercase;
}

.garden__art {
    position: absolute;
    pointer-events: none;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 1.4s ease-out, transform 1.4s ease-out;
}

.garden__art.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.garden__art--pen {
    width: clamp(140px, 14vw, 220px);
    right: 6vw;
    top: 22%;
}

.garden__art--arrow {
    width: clamp(180px, 22vw, 300px);
    left: 60vw;
    top: 60%;
}

.garden__art svg {
    width: 100%;
    height: auto;
    display: block;
}

/* Reveal animation for blocks */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 1.1s ease-out, transform 1.1s ease-out;
}

.reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== Armory Library ===== */
.armory {
    background: var(--parchment-light);
    padding: 16vh 0 14vh;
    position: relative;
}

.armory::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--clay-rose) 30%, var(--clay-rose) 70%, transparent);
    opacity: 0.6;
}

.armory__header {
    margin-left: 12vw;
    max-width: 60vw;
    margin-bottom: 6vh;
}

.armory__title {
    font-family: var(--font-headline);
    font-weight: 600;
    font-size: clamp(28px, 4.5vw, 56px);
    line-height: 1.15;
    color: var(--rich-soil);
    letter-spacing: -0.01em;
    max-width: 16em;
}

.armory__scene {
    margin: 0 6vw 0 6vw;
    max-width: 88vw;
    background: var(--warm-linen);
    border: 1px solid var(--clay-rose);
    border-radius: 4px;
    padding: 4vh 4vw 3vh;
    box-shadow: 0 18px 40px -28px rgba(58, 40, 24, 0.45);
}

.armory__scene svg {
    width: 100%;
    height: auto;
    display: block;
    max-height: 64vh;
}

.armory__legend {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 1.6rem 2.6rem;
    margin-top: 3vh;
    padding-top: 2vh;
    border-top: 1px dashed var(--clay-rose);
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.08em;
    color: var(--rich-soil);
}

.legend__dot {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    margin-right: 8px;
    vertical-align: -1px;
    border: 1px solid var(--rich-soil);
}

.legend__dot--soil  { background: var(--rich-soil); }
.legend__dot--sage  { background: var(--sage-garden); }
.legend__dot--honey { background: var(--honey-warm); }
.legend__dot--clay  { background: var(--clay-rose); }

/* ===== Twilight Garden ===== */
.twilight {
    background: var(--rich-soil);
    color: var(--parchment-light);
    padding: 14vh 0 10vh;
    position: relative;
    overflow: hidden;
}

.twilight::before {
    content: "";
    position: absolute;
    top: -40px;
    left: 0;
    right: 0;
    height: 80px;
    background: linear-gradient(to bottom, var(--parchment-light), var(--rich-soil));
    opacity: 0.5;
    pointer-events: none;
}

.twilight__content {
    margin: 0 auto;
    max-width: 800px;
    padding: 0 6vw;
    position: relative;
    z-index: 2;
}

.twilight__quote {
    font-family: var(--font-headline);
    font-weight: 400;
    font-style: italic;
    font-size: clamp(20px, 2.6vw, 32px);
    line-height: 1.45;
    color: var(--parchment-light);
    margin-bottom: 5vh;
    max-width: 22em;
    margin-left: 2vw;
}

.twilight__signoff {
    display: flex;
    align-items: center;
    gap: 22px;
    margin-bottom: 4vh;
    flex-wrap: wrap;
}

.twilight__brand {
    font-family: var(--font-headline);
    font-weight: 700;
    font-size: clamp(18px, 1.8vw, 22px);
    color: var(--honey-warm);
    letter-spacing: 0.01em;
}

.twilight__line {
    flex: 1;
    height: 1px;
    background: var(--clay-rose);
    min-width: 60px;
    max-width: 200px;
    opacity: 0.6;
}

.twilight__year {
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.22em;
    color: var(--clay-rose);
    text-transform: uppercase;
}

.twilight__notes {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 1.2rem 2.4rem;
    padding-top: 2vh;
    border-top: 1px dashed var(--clay-rose);
}

.twilight__notes li {
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.1em;
    color: var(--parchment-light);
    opacity: 0.85;
}

.note__label {
    display: inline-block;
    color: var(--sage-garden);
    margin-right: 8px;
    text-transform: uppercase;
    letter-spacing: 0.18em;
}

/* ===== Animations ===== */
@keyframes gateRise {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes gateIllusRise {
    from { opacity: 0; transform: translateY(40px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes drawLine {
    from { stroke-dashoffset: 800; }
    to   { stroke-dashoffset: 0; }
}

@keyframes rippleOut {
    0%   { transform: translate(-50%, -50%) scale(0);   opacity: 0.7; }
    60%  { opacity: 0.35; }
    100% { transform: translate(-50%, -50%) scale(8);   opacity: 0; }
}

@keyframes hintFade {
    from { opacity: 0; }
    to   { opacity: 0.7; }
}

@keyframes hintMove {
    0%   { left: -30%; }
    100% { left: 130%; }
}

/* Click-ripple created by JS */
.click-ripple {
    position: fixed;
    top: 0;
    left: 0;
    width: 12px;
    height: 12px;
    border: 1.5px solid var(--honey-warm);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    transform: translate(-50%, -50%) scale(0);
    animation: clickRipple 0.6s ease-out forwards;
}

@keyframes clickRipple {
    0%   { transform: translate(-50%, -50%) scale(0);   opacity: 0.85; }
    100% { transform: translate(-50%, -50%) scale(18);  opacity: 0; }
}

/* ===== Responsive ===== */
@media (max-width: 900px) {
    .gate__wordmark-wrap {
        top: 14vh;
        left: 6vw;
        max-width: 84vw;
    }

    .gate__illustration {
        width: 70vw;
        right: 5vw;
        bottom: 4vh;
        opacity: 0.55;
    }

    .gate__ripple {
        top: 22vh;
        left: 8vw;
    }

    .garden__header,
    .armory__header {
        margin-left: 6vw;
        max-width: 86vw;
    }

    .garden__block,
    .garden__block--a,
    .garden__block--b,
    .garden__block--c,
    .garden__block--d {
        margin-left: 6vw;
        max-width: 88vw;
    }

    .garden__art--pen,
    .garden__art--arrow {
        display: none;
    }

    .armory__scene {
        margin: 0 4vw;
        padding: 3vh 3vw 2vh;
    }

    .twilight__quote {
        font-size: clamp(18px, 5vw, 26px);
        margin-left: 0;
    }
}

@media (max-width: 560px) {
    .gate__wordmark {
        font-size: clamp(34px, 11vw, 56px);
    }

    .gate__sub {
        font-size: 15px;
    }

    .armory__legend {
        gap: 0.8rem 1.4rem;
    }

    .twilight__signoff {
        gap: 12px;
    }

    .twilight__line {
        display: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    .ripple,
    .scrollhint__line::after,
    .draw-line {
        animation: none;
    }

    .draw-line {
        stroke-dashoffset: 0;
    }

    .gate__wordmark-wrap,
    .gate__illustration,
    .gate__scrollhint {
        opacity: 1;
        transform: none;
        animation: none;
    }

    .reveal,
    .garden__art {
        opacity: 1;
        transform: none;
    }
}