/* Editorial guides: restrained colour, short reading widths, and useful data. */
.knowledge-section{padding-top:85px;padding-bottom:95px}
.knowledge-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.knowledge-grid>article{min-width:0;position:relative;padding:30px;background:#eef6f6;border:1px solid #d1e4e5;border-radius:8px;transition:background .35s,border-color .35s}
.knowledge-grid>article:nth-child(2){background:#edf5fa;border-color:#d2e1ec}
.knowledge-grid>article:nth-child(3){background:#f2f5ed;border-color:#dfe6d5}
.knowledge-grid>article:hover,.knowledge-grid>article:focus-within{background:#e4f2f2;border-color:#9ec8cb}
.knowledge-grid .eyebrow{display:block;color:#46747a;font-size:.75rem;letter-spacing:.14em;margin-bottom:26px}
.knowledge-grid h3{font-size:1.4rem;letter-spacing:-.035em;line-height:1.3;margin-bottom:17px}
.knowledge-grid h3 a{width:100%;justify-content:space-between;gap:14px;padding:0;line-height:inherit;font-size:inherit;font-weight:500}
.knowledge-grid h3 a svg{width:22px;flex:0 0 22px}
.knowledge-grid>article>p{font-size:1rem;line-height:1.75}
.knowledge-related{padding-top:55px;border-top:1px solid var(--line);margin-top:60px}
.knowledge-related>h2{font-size:2rem;line-height:1.2;margin-bottom:30px}
.knowledge-related .knowledge-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
.reading-page{padding-bottom:90px}
.reading-hero{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,.85fr);gap:60px;align-items:center;padding-top:70px;padding-bottom:90px}
.reading-hero>div,.reading-hero-panel{min-width:0}
.reading-hero .eyebrow{color:var(--blue);margin-bottom:28px}
.reading-hero h1{font-size:clamp(2.65rem,4.7vw,4.7rem);line-height:1.08;letter-spacing:-.05em;max-width:830px;text-wrap:balance}
.reading-lead{max-width:700px;font-size:1.05rem;line-height:1.85;margin-top:30px}
.reading-byline{display:flex;flex-wrap:wrap;align-items:center;gap:6px 12px;font-size:.78rem!important;line-height:1.7!important;margin-top:25px;color:#5a7278}
.reading-byline>a{text-decoration:underline;text-decoration-color:#bed2d5;text-underline-offset:4px}
.reading-byline>time{color:#526c73}
.reading-hero-panel{background:linear-gradient(145deg,#073b4d,#155b64);padding:36px;color:#fff;border-radius:10px;border:1px solid #235d67;box-shadow:0 18px 40px #073b4d0d}
.reading-hero-panel .eyebrow{color:#abdce0;font-size:.75rem;letter-spacing:.13em;margin:0 0 25px}
.reading-hero-panel dl{margin:0}
.reading-hero-panel dl>div{display:flex;align-items:center;justify-content:space-between;gap:22px;padding:22px 0;border-bottom:1px solid #ffffff29}
.reading-hero-panel dt{font-size:.88rem;color:#d7e9eb;max-width:160px}
.reading-hero-panel dd{margin:0;font-size:1.85rem;letter-spacing:-.03em;white-space:nowrap}
.reading-hero-panel>p:last-child{color:#bbd6db;font-size:.8rem;line-height:1.8;margin-top:24px}
.reading-hero-panel .reading-definitions>div{display:block}
.reading-definitions dt{font-size:1.55rem;color:white;max-width:none;letter-spacing:-.03em;margin-bottom:12px}
.reading-hero-panel .reading-definitions dd{font-size:.95rem;line-height:1.7;letter-spacing:0;white-space:normal;color:#d7e9eb}
.reading-layout{display:grid;grid-template-columns:minmax(180px,.64fr) minmax(0,2fr);gap:65px;align-items:start}
.reading-nav{position:sticky;top:135px;border-left:1px solid #cce1e3;padding-left:20px;padding-right:10px}
.reading-nav .eyebrow{font-size:.75rem;color:#647e85;letter-spacing:.13em;margin-bottom:20px}
.reading-nav a{display:flex;gap:13px;padding:12px 0;font-size:.84rem;line-height:1.6;color:#46656e}
.reading-nav a>span{font-size:.75rem;color:#6a959f;padding-top:3px;flex-shrink:0}
.reading-nav a:hover{color:var(--blue)}
.reading-copy{min-width:0}
.reading-chapter{scroll-margin-top:125px;margin-bottom:60px;padding-bottom:60px;border-bottom:1px solid var(--line)}
.reading-chapter>.eyebrow{font-size:.7rem;letter-spacing:.15em;color:var(--blue);display:block;margin-bottom:23px}
.reading-chapter h2{font-size:clamp(2rem,3vw,2.85rem);line-height:1.16;letter-spacing:-.045em;margin-bottom:28px;text-wrap:balance;max-width:820px}
.reading-chapter>p{font-size:1rem;line-height:1.9;margin:22px 0;max-width:820px}
.reading-chapter>p:last-child{margin-bottom:0}
.reading-copy p a:not(.button):not(.text-link),.reading-sources li a{color:#006e86;text-decoration:underline;text-decoration-color:#96bdc7;text-underline-offset:4px;text-decoration-thickness:1px}
.source-reference{font-size:.9em}
.reading-checks{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;background:#cfe2e3;border:1px solid #cfe2e3;border-radius:8px;overflow:hidden;margin:30px 0}
.reading-checks>div{padding:23px;background:#eff6f6;min-width:0}
.reading-checks strong{display:block;color:var(--deep);font-weight:600;margin-bottom:12px;line-height:1.5}
.reading-checks p{font-size:1rem;line-height:1.8}
.reading-formula{background:#e9f4f5;padding:30px 34px;margin:30px 0;border-left:3px solid #249aa7;border-radius:0 7px 7px 0}
.reading-formula>.eyebrow{font-size:.75rem;letter-spacing:.13em;color:#3c727b}
.reading-formula>p{margin:20px 0 0;line-height:1.7}
.reading-formula strong{display:block;color:var(--deep);font-weight:600;font-size:1.13rem}
.reading-formula p>span{display:block;color:#426c76;margin-top:8px}
.reading-product-links{display:flex;flex-direction:column;align-items:flex-start;gap:14px;margin:30px 0}
.reading-product-links .text-link{white-space:normal;line-height:1.7;font-size:.95rem}
.reading-note{background:#f1f4ed;border:1px solid #dce5d3;padding:32px;margin:30px 0;border-radius:8px}
.reading-note .eyebrow{font-size:.75rem;letter-spacing:.13em;color:#64784d}
.reading-note h3{font-size:1.55rem;line-height:1.35;letter-spacing:-.025em;margin:20px 0}
.reading-note p{font-size:1rem;line-height:1.85}
.reading-evidence{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin:30px 0}
.reading-evidence>article{min-width:0;padding:24px;border:1px solid #cde2e5;border-radius:8px;background:#f4f9fa}
.reading-evidence .eyebrow{font-size:.75rem;letter-spacing:.1em;line-height:1.8;color:#457684}
.reading-stat{display:block;color:var(--deep);font-weight:500;font-size:3rem;line-height:1.2;letter-spacing:-.05em;margin:25px 0 10px}
.reading-evidence article>span{display:block;font-size:.8rem;line-height:1.5;color:#366976;min-height:38px}
.reading-evidence article>p:not(.eyebrow){font-size:1rem;line-height:1.8;margin:22px 0}
.reading-evidence .text-link{font-size:.8rem;gap:10px;white-space:normal;line-height:1.6}
.reading-evidence .text-link svg{flex:0 0 18px;width:18px}
.reading-chapter .reading-context{font-size:.88rem;color:#5e767e}
.reading-faq details{border:1px solid #d8e4e6;border-radius:6px;background:#f6f9fa;margin-top:12px;padding:0 24px}
.reading-faq summary{list-style:none;display:flex;align-items:center;justify-content:space-between;gap:25px;cursor:pointer;padding:22px 0;line-height:1.65;font-size:1rem}
.reading-faq summary::-webkit-details-marker{display:none}
.reading-faq summary>span{color:var(--blue);flex-shrink:0;font-size:1.25rem;line-height:1}
.reading-faq details>p{font-size:1rem;line-height:1.85;margin:0;padding:0 0 25px;color:#3d5f6a}
.reading-faq details[open]:not([data-disclosure-open]) summary>span{transform:rotate(45deg)}
.reading-sources h2{font-size:1.5rem;line-height:1.35;margin:0 0 25px;letter-spacing:-.025em}
.reading-sources ul{padding-left:20px;margin:0 0 20px}
.reading-sources li{font-size:.87rem;line-height:1.85;margin:10px 0;padding-left:3px}
.reading-sources>p{font-size:.8rem;line-height:1.85;color:#58717a}
.reading-consult{margin-top:45px;padding:35px;background:#eef5f6;border:1px solid #d1e2e5;border-radius:8px}
.reading-consult h2{font-size:2rem;line-height:1.25;letter-spacing:-.04em;margin-bottom:20px}
.reading-consult>p{font-size:.95rem;line-height:1.85;margin-bottom:27px;max-width:680px}
@media(max-width:1100px){
 .reading-hero{gap:35px;grid-template-columns:minmax(0,1.3fr) minmax(0,.9fr)}
 .reading-hero-panel{padding:28px}
 .reading-layout{grid-template-columns:190px minmax(0,1fr);gap:35px}
 .reading-evidence{grid-template-columns:1fr}
 .reading-evidence article>span{min-height:0}
 .reading-evidence .reading-stat{margin-top:12px}
 .reading-checks{grid-template-columns:1fr}
 .reading-checks>div{padding:24px}
 .knowledge-grid>article{padding:25px}
}
@media(max-width:900px){
 .reading-hero{grid-template-columns:1fr;padding-top:50px;padding-bottom:55px;gap:35px}
 .reading-hero h1{font-size:clamp(2.3rem,6.8vw,3.8rem);line-height:1.15;letter-spacing:-.045em}
 .reading-hero-panel{max-width:none;padding:30px}
 .reading-layout{grid-template-columns:minmax(0,1fr);gap:50px}
 .reading-nav{position:static;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 22px;border-left:0;border-block:1px solid #d3e3e5;padding:24px 0}
 .reading-nav .eyebrow{grid-column:1/-1;margin-bottom:10px}
 .reading-nav a{min-width:0;padding:12px 0;font-size:.9rem}
 .reading-chapter h2{font-size:clamp(1.9rem,5vw,2.7rem)}
 .reading-checks{grid-template-columns:repeat(3,minmax(0,1fr))}
 .reading-evidence{grid-template-columns:repeat(3,minmax(0,1fr))}
 .reading-evidence>article{padding:22px}
 .knowledge-grid{grid-template-columns:minmax(0,1fr)}
 .knowledge-grid .eyebrow{margin-bottom:20px}
 .knowledge-grid h3{font-size:1.55rem}
 .knowledge-section{padding-block:65px}
}
@media(max-width:600px){
 .reading-hero{padding-top:35px;padding-bottom:45px;gap:30px}
 .reading-hero .eyebrow{font-size:.75rem;margin-bottom:23px}
 .reading-hero h1{font-size:clamp(2.1rem,9vw,3.1rem);line-height:1.18;letter-spacing:-.04em;text-wrap:initial}
 .reading-lead{font-size:1rem;line-height:1.85;margin-top:25px}
 .reading-byline{font-size:.76rem!important;gap:5px 10px}
 .reading-byline>span{display:none}
 .reading-byline>time{flex-basis:100%}
 .reading-hero-panel{padding:25px;border-radius:8px}
 .reading-hero-panel .eyebrow{font-size:.75rem;line-height:1.8}
 .reading-hero-panel dl>div{gap:15px;padding:20px 0}
 .reading-hero-panel dt{font-size:.83rem}
 .reading-hero-panel dd{font-size:1.6rem}
 .reading-definitions dt{font-size:1.35rem}
 .reading-nav{grid-template-columns:minmax(0,1fr);padding-block:22px}
 .reading-nav a{padding:10px 0;min-height:44px}
 .reading-layout{gap:40px}
 .reading-chapter{margin-bottom:40px;padding-bottom:40px;scroll-margin-top:100px}
 .reading-chapter h2{font-size:clamp(1.7rem,7.5vw,2.35rem);line-height:1.23;letter-spacing:-.035em;text-wrap:initial;margin-bottom:23px}
 .reading-chapter>p{font-size:.97rem;line-height:1.9}
 .reading-checks,.reading-evidence{grid-template-columns:minmax(0,1fr);margin:25px 0}
 .reading-evidence>article{padding:25px}
 .reading-evidence .reading-stat{font-size:2.8rem;margin-top:18px}
 .reading-evidence .text-link{font-size:.9rem}
 .reading-formula,.reading-note,.reading-consult{padding:24px}
 .reading-formula strong{font-size:1rem}
 .reading-formula p>span{font-size:.92rem}
 .reading-note h3{font-size:1.35rem;line-height:1.4}
 .reading-product-links .text-link{gap:14px;font-size:.9rem}
 .reading-product-links .text-link svg{flex-shrink:0}
 .reading-faq details{padding-inline:20px;border-radius:12px;transition:background-color .36s,border-color .36s,box-shadow .36s}
 .reading-faq summary{gap:16px;font-size:1rem;padding-block:21px}
 .reading-faq details>p{font-size:1rem}
 .reading-consult h2,.knowledge-related>h2{font-size:1.7rem;line-height:1.25}
 .reading-consult .contact-options,.reading-consult .button{width:100%}
 .reading-consult .button{justify-content:space-between;gap:12px;padding:16px;font-size:.86rem}
 .reading-consult .button svg{width:20px;flex:0 0 20px}
 .reading-copy .knowledge-grid{grid-template-columns:minmax(0,1fr)}
 .knowledge-grid>article{padding:26px}
 .knowledge-grid h3{font-size:1.4rem}
 .knowledge-related{padding-top:40px;margin-top:40px}
 .reading-page{padding-bottom:60px}
}
@media(prefers-reduced-motion:reduce){.knowledge-grid>article{transition:none}}
.reading-awa-panel{position:relative;overflow:hidden;min-height:360px;display:flex;flex-direction:column;align-items:flex-start;justify-content:center;background:radial-gradient(ellipse at 95% 10%,#248b8840,transparent 65%),#0b3c48}.reading-awa-panel .reading-brand{display:block;font-size:clamp(3.8rem,6vw,6rem);letter-spacing:-.08em;font-weight:500;color:#b8ede3;line-height:1.1}.reading-brand sup{font-size:.18em;vertical-align:top;position:relative;top:.55em;margin-left:.3em;letter-spacing:0}.reading-awa-panel h2{font-size:2.15rem;font-weight:500;color:#fff;line-height:1.2;letter-spacing:-.04em;margin-top:25px}.reading-awa-panel>p:not(.eyebrow){font-size:13px;color:#b9d5d9;margin-top:18px}.reading-awa-panel .button{margin-top:27px;font-size:14px;gap:18px}.reading-consult{background:linear-gradient(135deg,#e5f3ef,#edf6f8)}.knowledge-grid>article{transition:transform .35s,background .35s,border-color .35s}.knowledge-grid>article:hover{transform:translateY(-4px)}@media(max-width:900px){.reading-awa-panel{min-height:300px}}@media(prefers-reduced-motion:reduce){.knowledge-grid>article{transition:none}.knowledge-grid>article:hover{transform:none}}

/* Irrigation comparisons share one visual basis: reduction against the control. */
.reading-evidence.reading-evidence-pair{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.reading-evidence>article.reading-trial{display:flex;flex-direction:column;padding:29px;background:linear-gradient(145deg,#f1f9f7,#e5f1f2);border-color:#bfdadd;border-radius:13px;box-shadow:0 14px 32px #103f4c08;transition:box-shadow .3s,border-color .3s}
.reading-trial:nth-child(2){background:linear-gradient(145deg,#eff7fa,#e6eef5)!important}
.reading-trial:hover{border-color:#85bfc4!important;box-shadow:0 18px 36px #103f4c12!important}
.reading-trial .eyebrow{font-size:.875rem}
.reading-trial h3.reading-water-saving{display:flex;align-items:baseline;flex-wrap:wrap;gap:7px 12px;margin:20px 0 8px;color:#073b4d;letter-spacing:-.035em}
.reading-water-saving strong{font-size:clamp(3rem,4.5vw,4.3rem);line-height:1.1;font-weight:500;font-variant-numeric:tabular-nums}
.reading-water-saving span{font-size:1.2rem;font-weight:500}
.reading-evidence .reading-trial p.reading-trial-basis{margin:0 0 22px;font-size:.875rem;line-height:1.65;color:#446974}
.reading-water-comparison{display:grid;gap:14px;padding:18px 0;border-top:1px solid #163e4b20;border-bottom:1px solid #163e4b20}
.reading-water-comparison>div{display:grid;grid-template-columns:1fr auto;gap:8px;align-items:center}
.reading-water-comparison span,.reading-water-comparison strong{font-size:.875rem;font-weight:500;color:#274f5d}
.reading-water-track{grid-column:1/-1;height:8px;background:#c9dcde;border-radius:20px;overflow:hidden}
.reading-water-track i{display:block;height:100%;width:var(--water-width);border-radius:inherit;background:#658894;transform-origin:left;transition:transform .9s cubic-bezier(.22,.61,.36,1)}
.reading-water-awa i{background:linear-gradient(90deg,#116878,#00a7a8)}
.reading-trial.reveal:not(.is-visible) .reading-water-track i{transform:scaleX(0)}
.reading-trial.is-visible .reading-water-track i{transform:scaleX(1)}
.reading-trial-yield{margin:21px 0 24px}
.reading-trial-yield>strong{font-size:1.05rem;line-height:1.5;font-weight:650;color:#103f4c}
.reading-trial-yield>p{font-size:.9375rem;line-height:1.75;margin-top:7px;color:#3e6370}
.reading-trial>.text-link{margin-top:auto;font-size:.9375rem;min-height:44px}
.reading-note>p+h3{margin-top:22px}
@media(max-width:760px){.reading-evidence.reading-evidence-pair{grid-template-columns:1fr;gap:20px}.reading-evidence>article.reading-trial{padding:25px}.reading-water-saving strong{font-size:3.5rem}}
@media(prefers-reduced-motion:reduce){.reading-evidence>article.reading-trial,.reading-water-track i{transition:none}.reading-trial.reveal:not(.is-visible) .reading-water-track i{transform:none}}