550 lines
17 KiB
HTML
550 lines
17 KiB
HTML
<!doctype html>
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<html lang="zh-CN">
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<head>
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<meta charset="utf-8" />
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<meta name="viewport" content="width=device-width, initial-scale=1" />
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<title>智花识字 · 跟着教材，认字写字</title>
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<meta name="description" content="智花识字（SmartHanzi）：跟着小学教材认字写字，支持认读、描红笔顺与智能复习，让课本里的字真正学会。" />
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<meta name="theme-color" content="#0B5F54" />
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<link rel="preconnect" href="https://fonts.googleapis.com" />
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<link rel="preconnect" href="https://fonts.gstatic.com" crossorigin />
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<link href="https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@500;700;900&family=ZCOOL+XiaoWei&display=swap" rel="stylesheet" />
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<style>
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:root {
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--ink: #16352f;
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--ink-soft: #3d5c55;
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--muted: #5f746e;
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--paper: #f3f7f4;
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--paper-deep: #e4efe9;
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--brand: #0b5f54;
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--brand-bright: #1a8a7a;
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--accent: #c45c26;
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--line: rgba(11, 95, 84, 0.14);
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--white: #ffffff;
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--shadow: 0 28px 60px rgba(14, 55, 48, 0.18);
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--max: 1120px;
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}
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* { box-sizing: border-box; }
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html { scroll-behavior: smooth; }
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body {
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margin: 0;
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color: var(--ink);
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background:
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radial-gradient(1200px 600px at 10% -10%, rgba(26, 138, 122, 0.16), transparent 55%),
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radial-gradient(900px 500px at 100% 0%, rgba(196, 92, 38, 0.08), transparent 50%),
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linear-gradient(180deg, #f7faf8 0%, var(--paper) 40%, #eef5f1 100%);
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font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif;
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line-height: 1.65;
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}
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a { color: inherit; text-decoration: none; }
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img { display: block; max-width: 100%; }
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.display {
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font-family: "Noto Serif SC", "Songti SC", "STSong", serif;
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font-weight: 900;
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letter-spacing: 0.04em;
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}
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.soft-display {
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font-family: "ZCOOL XiaoWei", "Noto Serif SC", serif;
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}
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.nav {
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position: sticky;
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top: 0;
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z-index: 20;
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backdrop-filter: blur(14px);
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background: rgba(247, 250, 248, 0.82);
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border-bottom: 1px solid transparent;
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transition: border-color 0.25s ease, background 0.25s ease;
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}
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.nav.is-scrolled {
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border-color: var(--line);
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background: rgba(247, 250, 248, 0.94);
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}
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.nav-inner {
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max-width: var(--max);
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margin: 0 auto;
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padding: 14px 20px;
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display: flex;
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align-items: center;
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justify-content: space-between;
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gap: 16px;
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}
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.nav-brand {
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display: flex;
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align-items: baseline;
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gap: 10px;
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color: var(--brand);
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}
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.nav-brand strong {
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font-family: "Noto Serif SC", serif;
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font-size: 22px;
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font-weight: 900;
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}
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.nav-brand span {
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font-size: 13px;
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color: var(--muted);
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letter-spacing: 0.08em;
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}
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.nav-links {
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display: flex;
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align-items: center;
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gap: 18px;
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color: var(--ink-soft);
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font-size: 14px;
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}
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.nav-links a:hover { color: var(--brand); }
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/* —— Hero：首屏一整幅构图 —— */
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.hero {
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position: relative;
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min-height: min(100vh, 920px);
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overflow: hidden;
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isolation: isolate;
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}
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.hero-bg {
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position: absolute;
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inset: 0;
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z-index: -1;
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background:
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linear-gradient(115deg, rgba(11, 95, 84, 0.92) 0%, rgba(11, 95, 84, 0.78) 42%, rgba(18, 70, 62, 0.55) 100%),
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url("./images/1.webp") center / cover no-repeat;
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transform: scale(1.04);
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animation: heroDrift 18s ease-in-out infinite alternate;
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}
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.hero-bg::after {
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content: "";
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position: absolute;
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inset: 0;
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background:
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radial-gradient(circle at 78% 55%, transparent 0 18%, rgba(8, 40, 35, 0.35) 55%, rgba(6, 28, 24, 0.55) 100%),
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linear-gradient(180deg, rgba(8, 40, 35, 0.08), rgba(8, 40, 35, 0.35));
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}
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.hero-grid {
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position: absolute;
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inset: 0;
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z-index: -1;
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opacity: 0.14;
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background-image:
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linear-gradient(rgba(255,255,255,0.35) 1px, transparent 1px),
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linear-gradient(90deg, rgba(255,255,255,0.35) 1px, transparent 1px);
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background-size: 48px 48px;
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mask-image: linear-gradient(90deg, transparent, #000 20%, #000 70%, transparent);
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pointer-events: none;
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}
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.hero-inner {
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max-width: var(--max);
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margin: 0 auto;
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padding: clamp(48px, 10vh, 96px) 20px clamp(56px, 9vh, 88px);
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display: grid;
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grid-template-columns: 1.05fr 0.95fr;
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gap: clamp(28px, 5vw, 64px);
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align-items: center;
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min-height: inherit;
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}
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.hero-copy { color: #f5fffb; max-width: 560px; }
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.hero-brand {
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margin: 0 0 18px;
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font-size: clamp(48px, 8vw, 84px);
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line-height: 1.05;
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color: #fff;
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text-shadow: 0 8px 30px rgba(0, 0, 0, 0.22);
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animation: riseIn 0.9s ease both;
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}
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.hero-title {
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margin: 0 0 14px;
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font-size: clamp(24px, 3.4vw, 36px);
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font-weight: 700;
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line-height: 1.25;
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animation: riseIn 0.9s ease 0.08s both;
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}
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.hero-lead {
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margin: 0 0 28px;
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font-size: clamp(15px, 1.7vw, 18px);
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line-height: 1.7;
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color: rgba(245, 255, 251, 0.88);
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max-width: 28em;
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animation: riseIn 0.9s ease 0.16s both;
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}
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.hero-ctas {
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display: flex;
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flex-wrap: wrap;
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gap: 12px;
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animation: riseIn 0.9s ease 0.24s both;
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}
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.btn {
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display: inline-flex;
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align-items: center;
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justify-content: center;
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min-height: 48px;
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padding: 0 22px;
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border-radius: 999px;
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font-size: 15px;
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font-weight: 700;
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border: 1px solid transparent;
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transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease;
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}
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.btn:hover { transform: translateY(-1px); }
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.btn-primary {
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background: #fff;
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color: var(--brand);
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}
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.btn-ghost {
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background: rgba(255,255,255,0.08);
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color: #fff;
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border-color: rgba(255,255,255,0.35);
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}
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.hero-device {
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justify-self: end;
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width: min(100%, 320px);
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animation: floatY 5.5s ease-in-out infinite, riseIn 1s ease 0.2s both;
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filter: drop-shadow(var(--shadow));
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}
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.phone-frame {
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border-radius: 36px;
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padding: 10px;
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background: linear-gradient(160deg, rgba(255,255,255,0.55), rgba(255,255,255,0.12));
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border: 1px solid rgba(255,255,255,0.35);
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}
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.phone-frame img {
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width: 100%;
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border-radius: 28px;
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aspect-ratio: 1242 / 2688;
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object-fit: cover;
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background: #0b3d36;
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}
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section {
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max-width: var(--max);
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margin: 0 auto;
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padding: clamp(64px, 10vw, 104px) 20px;
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}
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.section-kicker {
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margin: 0 0 10px;
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color: var(--brand-bright);
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font-size: 13px;
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font-weight: 700;
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letter-spacing: 0.16em;
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text-transform: uppercase;
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}
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.section-title {
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margin: 0 0 12px;
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font-size: clamp(28px, 4vw, 40px);
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line-height: 1.2;
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color: var(--ink);
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}
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.section-lead {
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margin: 0;
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max-width: 34em;
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color: var(--muted);
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font-size: 17px;
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}
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.feature {
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display: grid;
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grid-template-columns: 1fr 1fr;
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gap: clamp(28px, 5vw, 64px);
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align-items: center;
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}
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.feature.reverse .feature-media { order: -1; }
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.feature-media {
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position: relative;
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border-radius: 28px;
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overflow: hidden;
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background: var(--paper-deep);
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box-shadow: var(--shadow);
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}
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.feature-media img {
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width: 100%;
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aspect-ratio: 4 / 5;
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object-fit: cover;
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object-position: top center;
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}
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.feature-media::before {
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content: "";
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position: absolute;
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inset: 0;
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border: 1px solid rgba(255,255,255,0.4);
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border-radius: inherit;
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pointer-events: none;
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mix-blend-mode: soft-light;
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}
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.feature-points {
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margin: 22px 0 0;
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padding: 0;
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list-style: none;
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display: grid;
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gap: 12px;
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}
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.feature-points li {
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position: relative;
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padding-left: 22px;
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color: var(--ink-soft);
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}
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.feature-points li::before {
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content: "";
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position: absolute;
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left: 0;
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top: 0.62em;
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width: 8px;
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height: 8px;
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border-radius: 50%;
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background: var(--brand-bright);
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}
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.reveal {
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opacity: 0;
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transform: translateY(22px);
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transition: opacity 0.7s ease, transform 0.7s ease;
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}
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.reveal.is-in {
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opacity: 1;
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transform: none;
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}
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.cta-band {
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margin: 0 20px clamp(48px, 8vw, 80px);
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max-width: var(--max);
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margin-left: auto;
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margin-right: auto;
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border-radius: 28px;
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padding: clamp(36px, 6vw, 56px);
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background:
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linear-gradient(135deg, rgba(11, 95, 84, 0.96), rgba(18, 90, 78, 0.9)),
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url("./images/6.webp") right center / cover no-repeat;
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color: #f5fffb;
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text-align: center;
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box-shadow: var(--shadow);
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}
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.cta-band h2 {
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margin: 0 0 10px;
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font-size: clamp(28px, 4vw, 40px);
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}
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.cta-band p {
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margin: 0 auto 24px;
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max-width: 28em;
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color: rgba(245, 255, 251, 0.88);
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}
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.cta-band .btn-primary { min-width: 160px; }
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footer {
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border-top: 1px solid var(--line);
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background: rgba(255,255,255,0.55);
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}
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.footer-inner {
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max-width: var(--max);
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margin: 0 auto;
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padding: 36px 20px 48px;
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display: grid;
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gap: 20px;
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}
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.footer-brand {
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font-family: "Noto Serif SC", serif;
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font-size: 22px;
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font-weight: 900;
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color: var(--brand);
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}
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.footer-links {
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display: flex;
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flex-wrap: wrap;
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gap: 10px 18px;
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font-size: 14px;
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color: var(--muted);
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}
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.footer-links a:hover { color: var(--brand); }
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.footer-meta {
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font-size: 13px;
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color: var(--muted);
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}
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@keyframes riseIn {
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from { opacity: 0; transform: translateY(18px); }
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to { opacity: 1; transform: none; }
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}
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@keyframes floatY {
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0%, 100% { transform: translateY(0); }
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50% { transform: translateY(-10px); }
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}
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@keyframes heroDrift {
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from { transform: scale(1.04) translate3d(0, 0, 0); }
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to { transform: scale(1.08) translate3d(-1.2%, 1%, 0); }
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}
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@media (max-width: 860px) {
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.nav-links .hide-sm { display: none; }
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.hero-inner {
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grid-template-columns: 1fr;
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padding-top: 36px;
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min-height: auto;
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}
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.hero-copy { text-align: left; }
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.hero-device {
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justify-self: center;
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width: min(72vw, 280px);
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margin-top: 8px;
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}
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.feature,
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.feature.reverse {
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grid-template-columns: 1fr;
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}
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.feature.reverse .feature-media { order: 0; }
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.feature-media img { aspect-ratio: 16 / 11; object-position: top center; }
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}
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@media (prefers-reduced-motion: reduce) {
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*, *::before, *::after {
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animation: none !important;
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transition: none !important;
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}
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.reveal { opacity: 1; transform: none; }
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}
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</style>
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</head>
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<body>
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<header class="nav" id="topNav">
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<div class="nav-inner">
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<a class="nav-brand" href="#top" aria-label="智花识字首页">
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<strong>智花识字</strong>
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<span class="hide-sm">SmartHanzi</span>
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</a>
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<nav class="nav-links" aria-label="页面导航">
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<a class="hide-sm" href="#learn">跟着教材</a>
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<a class="hide-sm" href="#write">认写练习</a>
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<a class="hide-sm" href="#review">智能复习</a>
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<a href="#download">获取应用</a>
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</nav>
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</div>
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</header>
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<main id="top">
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<section class="hero" aria-label="智花识字首页介绍">
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<div class="hero-bg" aria-hidden="true"></div>
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<div class="hero-grid" aria-hidden="true"></div>
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<div class="hero-inner">
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<div class="hero-copy">
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<h1 class="hero-brand display">智花识字</h1>
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<p class="hero-title soft-display">跟着教材，认字写字</p>
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<p class="hero-lead">为小学阶段打造的识字写字应用：认读、描红笔顺与智能复习连成一条学习路径，让课本里的字真正学会。</p>
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<div class="hero-ctas">
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<a class="btn btn-primary" href="#download">获取应用</a>
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<a class="btn btn-ghost" href="#learn">了解功能</a>
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</div>
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</div>
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<div class="hero-device" aria-hidden="true">
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<div class="phone-frame">
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<img src="./images/2.webp" alt="" width="320" height="692" />
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</div>
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</div>
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</div>
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</section>
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<section id="learn" class="feature reveal">
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<div>
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<p class="section-kicker">FOLLOW THE TEXTBOOK</p>
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<h2 class="section-title display">跟着教材学</h2>
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<p class="section-lead">按所选教材分册组织本课生字，学习路径清晰，家长与孩子都知道今天练什么。</p>
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<ul class="feature-points">
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<li>选择教材与课节，聚焦本课要求会认、会写的字</li>
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<li>「认一认」熟悉字形、字音与含义</li>
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<li>学习进度可同步，换设备也能接着练</li>
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</ul>
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</div>
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<div class="feature-media">
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<img src="./images/3.webp" alt="智花识字教材学习界面截图" loading="lazy" />
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</div>
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</section>
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<section id="write" class="feature reverse reveal">
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<div>
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<p class="section-kicker">READ & WRITE</p>
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<h2 class="section-title display">认字 · 写字</h2>
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<p class="section-lead">会认与会写分轨练习：看清楚、写规范，再把笔顺记牢。</p>
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<ul class="feature-points">
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<li>「写一写」沿淡色字模描红，关注笔画顺序</li>
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<li>一键播放笔顺演示，看清每一笔怎么写</li>
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<li>写完即时反馈，巩固正确书写习惯</li>
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</ul>
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</div>
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<div class="feature-media">
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<img src="./images/7.webp" alt="智花识字写字描红界面截图" loading="lazy" />
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</div>
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</section>
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<section id="review" class="feature reveal">
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<div>
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<p class="section-kicker">SMART REVIEW</p>
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<h2 class="section-title display">智能复习</h2>
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<p class="section-lead">识字、写字分轨安排复习，按间隔提醒待练的字，减少遗忘。</p>
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<ul class="feature-points">
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<li>到期字进入复习，练过的字进入学习进度</li>
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<li>可标熟，减少重复打扰</li>
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<li>本课字与待复习字可组合练习</li>
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</ul>
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</div>
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<div class="feature-media">
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<img src="./images/6.webp" alt="智花识字复习与学习进度界面截图" loading="lazy" />
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</section>
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<section id="download" class="cta-band reveal">
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<h2 class="display">把课本里的字，变成自己的字</h2>
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<p>智花识字现已上线 iOS / Android。下载后选择教材，从本课认读与写字开始。</p>
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<a class="btn btn-primary" href="https://apps.apple.com/search?term=%E6%99%BA%E8%8A%B1%E8%AF%86%E5%AD%97" rel="noopener noreferrer">前往 App Store</a>
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<a href="./service-agreement.html">服务协议</a>
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<div class="footer-meta">
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<div>产品名称：智花识字（SmartHanzi）</div>
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<div>运营主体：五道题（北京）科技有限公司</div>
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<div>© <span id="year"></span> 五道题（北京）科技有限公司</div>
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